57261557707199 has 2 divisors, whose sum is σ = 57261557707200. Its totient is φ = 57261557707198.

The previous prime is 57261557707177. The next prime is 57261557707219. The reversal of 57261557707199 is 99170775516275.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57261557707199 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57261557707799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28630778853599 + 28630778853600.

It is an arithmetic number, because the mean of its divisors is an integer number (28630778853600).

Almost surely, 2^{57261557707199} is an apocalyptic number.

57261557707199 is a deficient number, since it is larger than the sum of its proper divisors (1).

57261557707199 is an equidigital number, since it uses as much as digits as its factorization.

57261557707199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291721500, while the sum is 71.

The spelling of 57261557707199 in words is "fifty-seven trillion, two hundred sixty-one billion, five hundred fifty-seven million, seven hundred seven thousand, one hundred ninety-nine".