5657516236871 has 2 divisors, whose sum is σ = 5657516236872. Its totient is φ = 5657516236870.

The previous prime is 5657516236829. The next prime is 5657516236891. The reversal of 5657516236871 is 1786326157565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5657516236871 - 2³⁸ = 5382638329927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5657516236891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2828758118435 + 2828758118436.

It is an arithmetic number, because the mean of its divisors is an integer number (2828758118436).

Almost surely, 2^{5657516236871} is an apocalyptic number.

5657516236871 is a deficient number, since it is larger than the sum of its proper divisors (1).

5657516236871 is an equidigital number, since it uses as much as digits as its factorization.

5657516236871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504000, while the sum is 62.

The spelling of 5657516236871 in words is "five trillion, six hundred fifty-seven billion, five hundred sixteen million, two hundred thirty-six thousand, eight hundred seventy-one".