56556806596 has 72 divisors (see below), whose sum is σ = 105127146432. Its totient is φ = 26607672000.

The previous prime is 56556806479. The next prime is 56556806597. The reversal of 56556806596 is 69560865565.

It is not an unprimeable number, because it can be changed into a prime (56556806597) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43471146 + ... + 43472446.

It is an arithmetic number, because the mean of its divisors is an integer number (1460099256).

Almost surely, 2^56556806596 is an apocalyptic number.

It is an amenable number.

56556806596 is a deficient number, since it is larger than the sum of its proper divisors (48570339836).

56556806596 is a wasteful number, since it uses less digits than its factorization.

56556806596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673 (or 1640 counting only the distinct ones).

The product of its (nonzero) digits is 58320000, while the sum is 61.

The spelling of 56556806596 in words is "fifty-six billion, five hundred fifty-six million, eight hundred six thousand, five hundred ninety-six".