56219231154 has 32 divisors (see below), whose sum is σ = 117839502720. Its totient is φ = 17846687232.

The previous prime is 56219231113. The next prime is 56219231161. The reversal of 56219231154 is 45113291265.

It is a happy 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, 857887 + ... + 921090.

It is an arithmetic number, because the mean of its divisors is an integer number (3682484460).

Almost surely, 2^56219231154 is an apocalyptic number.

56219231154 is an abundant number, since it is smaller than the sum of its proper divisors (61620271566).

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

56219231154 is a wasteful number, since it uses less digits than its factorization.

56219231154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779234.

The product of its digits is 64800, while the sum is 39.

The spelling of 56219231154 in words is "fifty-six billion, two hundred nineteen million, two hundred thirty-one thousand, one hundred fifty-four".