57466775291 has 2 divisors, whose sum is σ = 57466775292. Its totient is φ = 57466775290.

The previous prime is 57466775269. The next prime is 57466775323. The reversal of 57466775291 is 19257766475.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57466775291 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57466775291.

It is not a weakly prime, because it can be changed into another prime (57466675291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28733387645 + 28733387646.

It is an arithmetic number, because the mean of its divisors is an integer number (28733387646).

Almost surely, 2^57466775291 is an apocalyptic number.

57466775291 is a deficient number, since it is larger than the sum of its proper divisors (1).

57466775291 is an equidigital number, since it uses as much as digits as its factorization.

57466775291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22226400, while the sum is 59.

The spelling of 57466775291 in words is "fifty-seven billion, four hundred sixty-six million, seven hundred seventy-five thousand, two hundred ninety-one".