56556207066015 has 48 divisors (see below), whose sum is σ = 98321530769280. Its totient is φ = 30073932395520.

The previous prime is 56556207066001. The next prime is 56556207066067. The reversal of 56556207066015 is 51066070265565.

56556207066015 is a `hidden beast` number, since 5 + 6 + 5 + 5 + 6 + 20 + 7 + 0 + 6 + 601 + 5 = 666.

It is not a de Polignac number, because 56556207066015 - 2¹² = 56556207061919 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29181601 + ... + 31059269.

It is an arithmetic number, because the mean of its divisors is an integer number (2048365224360).

Almost surely, 2^{56556207066015} is an apocalyptic number.

56556207066015 is a deficient number, since it is larger than the sum of its proper divisors (41765323703265).

56556207066015 is a wasteful number, since it uses less digits than its factorization.

56556207066015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879664 (or 1879661 counting only the distinct ones).

The product of its (nonzero) digits is 11340000, while the sum is 54.

The spelling of 56556207066015 in words is "fifty-six trillion, five hundred fifty-six billion, two hundred seven million, sixty-six thousand, fifteen".