56597599579565 has 16 divisors (see below), whose sum is σ = 74824981341696. Its totient is φ = 40754347128000.

The previous prime is 56597599579529. The next prime is 56597599579571.

It is a happy number.

56597599579565 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-56597599579565 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5094287837 + ... + 5094298946.

It is an arithmetic number, because the mean of its divisors is an integer number (4676561333856).

Almost surely, 2^{56597599579565} is an apocalyptic number.

56597599579565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56597599579565 is a deficient number, since it is larger than the sum of its proper divisors (18227381762131).

56597599579565 is a wasteful number, since it uses less digits than its factorization.

56597599579565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10188586900.

The product of its digits is 180837562500, while the sum is 92.

The spelling of 56597599579565 in words is "fifty-six trillion, five hundred ninety-seven billion, five hundred ninety-nine million, five hundred seventy-nine thousand, five hundred sixty-five".