56518934031504 has 120 divisors (see below), whose sum is σ = 184460078025600. Its totient is φ = 16148266852032.

The previous prime is 56518934031487. The next prime is 56518934031517. The reversal of 56518934031504 is 40513043981565.

56518934031504 is a `hidden beast` number, since 5 + 6 + 5 + 1 + 8 + 93 + 40 + 3 + 1 + 504 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 572097252 + ... + 572196035.

It is an arithmetic number, because the mean of its divisors is an integer number (1537167316880).

Almost surely, 2^{56518934031504} is an apocalyptic number.

It is an amenable number.

56518934031504 is an abundant number, since it is smaller than the sum of its proper divisors (127941143994096).

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

56518934031504 is a wasteful number, since it uses less digits than its factorization.

56518934031504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144293322 (or 1144293299 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 54.

The spelling of 56518934031504 in words is "fifty-six trillion, five hundred eighteen billion, nine hundred thirty-four million, thirty-one thousand, five hundred four".