56785874051 has 2 divisors, whose sum is σ = 56785874052. Its totient is φ = 56785874050.

The previous prime is 56785873999. The next prime is 56785874069. The reversal of 56785874051 is 15047858765.

56785874051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56785874051 is a prime.

It is not a weakly prime, because it can be changed into another prime (56785874251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28392937025 + 28392937026.

It is an arithmetic number, because the mean of its divisors is an integer number (28392937026).

Almost surely, 2^56785874051 is an apocalyptic number.

56785874051 is a deficient number, since it is larger than the sum of its proper divisors (1).

56785874051 is an equidigital number, since it uses as much as digits as its factorization.

56785874051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408000, while the sum is 56.

The spelling of 56785874051 in words is "fifty-six billion, seven hundred eighty-five million, eight hundred seventy-four thousand, fifty-one".