57013157404691 has 2 divisors, whose sum is σ = 57013157404692. Its totient is φ = 57013157404690.

The previous prime is 57013157404583. The next prime is 57013157404733. The reversal of 57013157404691 is 19640475131075.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57013157404691 is a prime.

It is not a weakly prime, because it can be changed into another prime (57013157464691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28506578702345 + 28506578702346.

It is an arithmetic number, because the mean of its divisors is an integer number (28506578702346).

Almost surely, 2^{57013157404691} is an apocalyptic number.

57013157404691 is a deficient number, since it is larger than the sum of its proper divisors (1).

57013157404691 is an equidigital number, since it uses as much as digits as its factorization.

57013157404691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 53.

The spelling of 57013157404691 in words is "fifty-seven trillion, thirteen billion, one hundred fifty-seven million, four hundred four thousand, six hundred ninety-one".