57165106871 has 2 divisors, whose sum is σ = 57165106872. Its totient is φ = 57165106870.

The previous prime is 57165106829. The next prime is 57165106883. The reversal of 57165106871 is 17860156175.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57165106871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57165106771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28582553435 + 28582553436.

It is an arithmetic number, because the mean of its divisors is an integer number (28582553436).

Almost surely, 2^57165106871 is an apocalyptic number.

57165106871 is a deficient number, since it is larger than the sum of its proper divisors (1).

57165106871 is an equidigital number, since it uses as much as digits as its factorization.

57165106871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 352800, while the sum is 47.

The spelling of 57165106871 in words is "fifty-seven billion, one hundred sixty-five million, one hundred six thousand, eight hundred seventy-one".