56814475277 has 4 divisors (see below), whose sum is σ = 64930828896. Its totient is φ = 48698121660.

The previous prime is 56814475231. The next prime is 56814475309. The reversal of 56814475277 is 77257441865.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56814475277 - 2⁸ = 56814475021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56814475177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4058176799 + ... + 4058176812.

It is an arithmetic number, because the mean of its divisors is an integer number (16232707224).

Almost surely, 2^56814475277 is an apocalyptic number.

It is an amenable number.

56814475277 is a deficient number, since it is larger than the sum of its proper divisors (8116353619).

56814475277 is an equidigital number, since it uses as much as digits as its factorization.

56814475277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8116353618.

The product of its digits is 13171200, while the sum is 56.

The spelling of 56814475277 in words is "fifty-six billion, eight hundred fourteen million, four hundred seventy-five thousand, two hundred seventy-seven".