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468976679864 = 2371110116745137
BaseRepresentation
bin1101101001100010011…
…00000011101110111000
31122211111210100202112122
412310301030003232320
530140431012223424
6555240033500412
745611452002020
oct6646114035670
91584453322478
10468976679864
1117098a122950
1276a83411708
13352bba72104
14189acd1aa80
15c2ec26d45e
hex6d31303bb8

468976679864 has 128 divisors (see below), whose sum is σ = 1113818065920. Its totient is φ = 179821824000.

The previous prime is 468976679863. The next prime is 468976679893.

468976679864 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468976679861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10367504 + ... + 10412640.

It is an arithmetic number, because the mean of its divisors is an integer number (8701703640).

Almost surely, 2468976679864 is an apocalyptic number.

468976679864 is a gapful number since it is divisible by the number (44) 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 468976679864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (556909032960).

468976679864 is an abundant number, since it is smaller than the sum of its proper divisors (644841386056).

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

468976679864 is a wasteful number, since it uses less digits than its factorization.

468976679864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45429 (or 45425 counting only the distinct ones).

The product of its digits is 5267275776, while the sum is 80.

The spelling of 468976679864 in words is "four hundred sixty-eight billion, nine hundred seventy-six million, six hundred seventy-nine thousand, eight hundred sixty-four".

Divisors: 1 2 4 7 8 11 14 22 28 44 56 77 88 101 154 167 202 308 334 404 616 668 707 808 1111 1169 1336 1414 1837 2222 2338 2828 3674 4444 4676 5656 7348 7777 8888 9352 12859 14696 15554 16867 25718 31108 33734 45137 51436 62216 67468 90274 102872 118069 134936 180548 185537 236138 315959 361096 371074 472276 496507 631918 742148 944552 993014 1263836 1298759 1484296 1986028 2527672 2597518 3475549 3972056 4558837 5195036 6951098 7537879 9117674 10390072 13902196 15075758 18235348 27804392 30151516 31911859 36470696 50147207 52765153 60303032 63823718 82916669 100294414 105530306 127647436 165833338 200588828 211060612 255294872 331666676 351030449 401177656 422121224 580416683 663333352 702060898 761325779 1160833366 1404121796 1522651558 2321666732 2808243592 3045303116 4643333464 5329280453 6090606232 8374583569 10658560906 16749167138 21317121812 33498334276 42634243624 58622084983 66996668552 117244169966 234488339932 468976679864