57041576491 has 2 divisors, whose sum is σ = 57041576492. Its totient is φ = 57041576490.

The previous prime is 57041576441. The next prime is 57041576521. The reversal of 57041576491 is 19467514075.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57041576491 is a prime.

It is not a weakly prime, because it can be changed into another prime (57041576441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28520788245 + 28520788246.

It is an arithmetic number, because the mean of its divisors is an integer number (28520788246).

Almost surely, 2^57041576491 is an apocalyptic number.

57041576491 is a deficient number, since it is larger than the sum of its proper divisors (1).

57041576491 is an equidigital number, since it uses as much as digits as its factorization.

57041576491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1058400, while the sum is 49.

The spelling of 57041576491 in words is "fifty-seven billion, forty-one million, five hundred seventy-six thousand, four hundred ninety-one".