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51160578055608 = 23372331306983907
BaseRepresentation
bin10111010000111110000000…
…00101001101110110111000
320201010220101122112002211210
423220133000011031312320
523201203330440234413
6300450502312523120
713530141550214520
oct1350370005156670
9221126348462753
1051160578055608
111533509661694a
1258a331a0b04a0
13227156393c868
14c8c284238680
155dac0d9993c3
hex2e87c014ddb8

51160578055608 has 64 divisors (see below), whose sum is σ = 146800432546560. Its totient is φ = 14554572777216.

The previous prime is 51160578055607. The next prime is 51160578055619. The reversal of 51160578055608 is 80655087506115.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51160578055607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 653452810 + ... + 653531097.

It is an arithmetic number, because the mean of its divisors is an integer number (2293756758540).

Almost surely, 251160578055608 is an apocalyptic number.

It is an amenable number.

51160578055608 is an abundant number, since it is smaller than the sum of its proper divisors (95639854490952).

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

51160578055608 is a wasteful number, since it uses less digits than its factorization.

51160578055608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306984156 (or 1306984152 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 57.

The spelling of 51160578055608 in words is "fifty-one trillion, one hundred sixty billion, five hundred seventy-eight million, fifty-five thousand, six hundred eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 233 466 699 932 1398 1631 1864 2796 3262 4893 5592 6524 9786 13048 19572 39144 1306983907 2613967814 3920951721 5227935628 7841903442 9148887349 10455871256 15683806884 18297774698 27446662047 31367613768 36595549396 54893324094 73191098792 109786648188 219573296376 304527250331 609054500662 913581750993 1218109001324 1827163501986 2131690752317 2436218002648 3654327003972 4263381504634 6395072256951 7308654007944 8526763009268 12790144513902 17053526018536 25580289027804 51160578055608