56556577564134 has 64 divisors (see below), whose sum is σ = 116235878169600. Its totient is φ = 18332317605888.

The previous prime is 56556577564061. The next prime is 56556577564169. The reversal of 56556577564134 is 43146577565565.

It is a Curzon number.

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, 3724004889 + ... + 3724020075.

It is an arithmetic number, because the mean of its divisors is an integer number (1816185596400).

Almost surely, 2^{56556577564134} is an apocalyptic number.

56556577564134 is an abundant number, since it is smaller than the sum of its proper divisors (59679300605466).

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

56556577564134 is a wasteful number, since it uses less digits than its factorization.

56556577564134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23597.

The product of its digits is 1587600000, while the sum is 69.

The spelling of 56556577564134 in words is "fifty-six trillion, five hundred fifty-six billion, five hundred seventy-seven million, five hundred sixty-four thousand, one hundred thirty-four".