56572027565 has 32 divisors (see below), whose sum is σ = 73853337600. Its totient is φ = 41442615360.

The previous prime is 56572027553. The next prime is 56572027619.

56572027565 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-56572027565 is a prime.

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, 2530406 + ... + 2552664.

It is an arithmetic number, because the mean of its divisors is an integer number (2307916800).

Almost surely, 2^56572027565 is an apocalyptic number.

It is an amenable number.

56572027565 is a deficient number, since it is larger than the sum of its proper divisors (17281310035).

56572027565 is a wasteful number, since it uses less digits than its factorization.

56572027565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23177.

The product of its (nonzero) digits is 4410000, while the sum is 50.

The spelling of 56572027565 in words is "fifty-six billion, five hundred seventy-two million, twenty-seven thousand, five hundred sixty-five".