56235723654 has 16 divisors (see below), whose sum is σ = 122696124480. Its totient is φ = 17041128360.

The previous prime is 56235723641. The next prime is 56235723679. The reversal of 56235723654 is 45632753265.

56235723654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×56235723654² (a number of 22 digits) contains 22 as substring.

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, 426028144 + ... + 426028275.

It is an arithmetic number, because the mean of its divisors is an integer number (7668507780).

Almost surely, 2^56235723654 is an apocalyptic number.

56235723654 is an abundant number, since it is smaller than the sum of its proper divisors (66460400826).

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

56235723654 is a wasteful number, since it uses less digits than its factorization.

56235723654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852056435.

The product of its digits is 4536000, while the sum is 48.

The spelling of 56235723654 in words is "fifty-six billion, two hundred thirty-five million, seven hundred twenty-three thousand, six hundred fifty-four".