56862062557 has 2 divisors, whose sum is σ = 56862062558. Its totient is φ = 56862062556.

The previous prime is 56862062549. The next prime is 56862062563. The reversal of 56862062557 is 75526026865.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55561089796 + 1300972761 = 235714^2 + 36069^2 .

It is a cyclic number.

It is not a de Polignac number, because 56862062557 - 2³ = 56862062549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56862062357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28431031278 + 28431031279.

It is an arithmetic number, because the mean of its divisors is an integer number (28431031279).

Almost surely, 2^56862062557 is an apocalyptic number.

It is an amenable number.

56862062557 is a deficient number, since it is larger than the sum of its proper divisors (1).

56862062557 is an equidigital number, since it uses as much as digits as its factorization.

56862062557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048000, while the sum is 52.

The spelling of 56862062557 in words is "fifty-six billion, eight hundred sixty-two million, sixty-two thousand, five hundred fifty-seven".