56057718527 has 2 divisors, whose sum is σ = 56057718528. Its totient is φ = 56057718526.

The previous prime is 56057718491. The next prime is 56057718581. The reversal of 56057718527 is 72581775065.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56057718527 - 2⁸ = 56057718271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56057714527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28028859263 + 28028859264.

It is an arithmetic number, because the mean of its divisors is an integer number (28028859264).

Almost surely, 2^56057718527 is an apocalyptic number.

56057718527 is a deficient number, since it is larger than the sum of its proper divisors (1).

56057718527 is an equidigital number, since it uses as much as digits as its factorization.

56057718527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4116000, while the sum is 53.

The spelling of 56057718527 in words is "fifty-six billion, fifty-seven million, seven hundred eighteen thousand, five hundred twenty-seven".