56585458564 has 12 divisors (see below), whose sum is σ = 100381053724. Its totient is φ = 27905157504.

The previous prime is 56585458543. The next prime is 56585458597. The reversal of 56585458564 is 46585458565.

It can be written as a sum of positive squares in 2 ways, for example, as 41070264964 + 15515193600 = 202658^2 + 124560^2 .

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96892617 + ... + 96893200.

Almost surely, 2^56585458564 is an apocalyptic number.

It is an amenable number.

56585458564 is a deficient number, since it is larger than the sum of its proper divisors (43795595160).

56585458564 is a wasteful number, since it uses less digits than its factorization.

56585458564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193785894 (or 193785892 counting only the distinct ones).

The product of its digits is 115200000, while the sum is 61.

Subtracting from 56585458564 its reverse (46585458565), we obtain a palindrome (9999999999).

The spelling of 56585458564 in words is "fifty-six billion, five hundred eighty-five million, four hundred fifty-eight thousand, five hundred sixty-four".