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5457774140 = 2257134369739
BaseRepresentation
bin1010001010100111…
…10000011000111100
3112002100202122121222
411011103300120330
542134142233030
62301323012512
7252151212650
oct50523603074
915070678558
105457774140
112350853545
12108396a138
1368c94ac70
1439abc4a60
1521e22d3e5
hex1454f063c

5457774140 has 96 divisors (see below), whose sum is σ = 14434506240. Its totient is φ = 1687101696.

The previous prime is 5457774137. The next prime is 5457774169. The reversal of 5457774140 is 414777545.

It is a junction number, because it is equal to n+sod(n) for n = 5457774091 and 5457774100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43391 + ... + 113129.

It is an arithmetic number, because the mean of its divisors is an integer number (150359440).

Almost surely, 25457774140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5457774140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7217253120).

5457774140 is an abundant number, since it is smaller than the sum of its proper divisors (8976732100).

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

5457774140 is a wasteful number, since it uses less digits than its factorization.

5457774140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69811 (or 69809 counting only the distinct ones).

The product of its (nonzero) digits is 548800, while the sum is 44.

The square root of 5457774140 is about 73876.7496577915. The cubic root of 5457774140 is about 1760.6452244308.

The spelling of 5457774140 in words is "five billion, four hundred fifty-seven million, seven hundred seventy-four thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 43 52 65 70 86 91 130 140 172 182 215 260 301 364 430 455 559 602 860 910 1118 1204 1505 1820 2236 2795 3010 3913 5590 6020 7826 11180 15652 19565 39130 69739 78260 139478 278956 348695 488173 697390 906607 976346 1394780 1813214 1952692 2440865 2998777 3626428 4533035 4881730 5997554 6346249 9066070 9763460 11995108 12692498 14993885 18132140 20991439 25384996 29987770 31731245 38984101 41982878 59975540 63462490 77968202 83965756 104957195 126924980 155936404 194920505 209914390 272888707 389841010 419828780 545777414 779682020 1091554828 1364443535 2728887070 5457774140