56540313204 has 24 divisors (see below), whose sum is σ = 132149888640. Its totient is φ = 18814986624.

The previous prime is 56540313163. The next prime is 56540313211. The reversal of 56540313204 is 40231304565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3965644 + ... + 3979875.

It is an arithmetic number, because the mean of its divisors is an integer number (5506245360).

Almost surely, 2^56540313204 is an apocalyptic number.

It is an amenable number.

56540313204 is an abundant number, since it is smaller than the sum of its proper divisors (75609575436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56540313204 is a wasteful number, since it uses less digits than its factorization.

56540313204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7946119 (or 7946117 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 56540313204 its reverse (40231304565), we get a palindrome (96771617769).

The spelling of 56540313204 in words is "fifty-six billion, five hundred forty million, three hundred thirteen thousand, two hundred four".