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464620636113040 = 245111953515193107
BaseRepresentation
bin110100110100100011110101…
…1111110001000100010010000
32020221002022001222200112211101
41221221013223332020202100
5441344321030321104130
64324055435033154144
7166602506330664121
oct15151075376104220
92227068058615741
10464620636113040
111250515614a6040
124413a712b5b954
1316c336cbc5ac34
1482a3a8a114048
1538aacb05281ca
hex1a691ebf88890

464620636113040 has 160 divisors (see below), whose sum is σ = 1240702465674240. Its totient is φ = 160030754496000.

The previous prime is 464620636113001. The next prime is 464620636113041. The reversal of 464620636113040 is 40311636026464.

It is not an unprimeable number, because it can be changed into a prime (464620636113041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86872167 + ... + 92065273.

It is an arithmetic number, because the mean of its divisors is an integer number (7754390410464).

Almost surely, 2464620636113040 is an apocalyptic number.

464620636113040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 464620636113040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (620351232837120).

464620636113040 is an abundant number, since it is smaller than the sum of its proper divisors (776081829561200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

464620636113040 is a wasteful number, since it uses less digits than its factorization.

464620636113040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5198501 (or 5198495 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 464620636113040 in words is "four hundred sixty-four trillion, six hundred twenty billion, six hundred thirty-six million, one hundred thirteen thousand, forty".

Divisors: 1 2 4 5 8 10 11 16 19 20 22 38 40 44 55 76 80 88 95 110 152 176 190 209 220 304 380 418 440 760 836 880 1045 1520 1672 2090 3344 4180 5351 8360 10702 16720 21404 26755 42808 53510 58861 85616 101669 107020 117722 203338 214040 235444 294305 406676 428080 470888 508345 588610 813352 941776 1016690 1118359 1177220 1626704 2033380 2236718 2354440 4066760 4473436 4708880 5193107 5591795 8133520 8946872 10386214 11183590 17893744 20772428 22367180 25965535 41544856 44734360 51931070 57124177 83089712 89468720 98669033 103862140 114248354 197338066 207724280 228496708 285620885 394676132 415448560 456993416 493345165 571241770 789352264 913986832 986690330 1085359363 1142483540 1578704528 1973380660 2170718726 2284967080 3946761320 4341437452 4569934160 5426796815 7893522640 8682874904 10853593630 17365749808 21707187260 27788315557 43414374520 55576631114 86828749040 111153262228 138941577785 222306524456 277883155570 305671471127 444613048912 527977995583 555766311140 611342942254 1055955991166 1111532622280 1222685884508 1528357355635 2111911982332 2223065244560 2445371769016 2639889977915 3056714711270 4223823964664 4890743538032 5279779955830 5807757951413 6113429422540 8447647929328 10559559911660 11615515902826 12226858845080 21119119823320 23231031805652 24453717690160 29038789757065 42238239646640 46462063611304 58077579514130 92924127222608 116155159028260 232310318056520 464620636113040