56695459665 has 64 divisors (see below), whose sum is σ = 99388638720. Its totient is φ = 27427368960.

The previous prime is 56695459631. The next prime is 56695459669.

56695459665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56695459665 - 2⁸ = 56695459409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56695459596 and 56695459605.

It is not an unprimeable number, because it can be changed into a prime (56695459669) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18352441 + ... + 18355529.

It is an arithmetic number, because the mean of its divisors is an integer number (1552947480).

Almost surely, 2^56695459665 is an apocalyptic number.

It is an amenable number.

56695459665 is a deficient number, since it is larger than the sum of its proper divisors (42693179055).

56695459665 is a wasteful number, since it uses less digits than its factorization.

56695459665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4714.

The product of its digits is 262440000, while the sum is 66.

The spelling of 56695459665 in words is "fifty-six billion, six hundred ninety-five million, four hundred fifty-nine thousand, six hundred sixty-five".