57708463663 has 2 divisors, whose sum is σ = 57708463664. Its totient is φ = 57708463662.

The previous prime is 57708463573. The next prime is 57708463669. The reversal of 57708463663 is 36636480775.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57708463663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57708463669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28854231831 + 28854231832.

It is an arithmetic number, because the mean of its divisors is an integer number (28854231832).

Almost surely, 2^57708463663 is an apocalyptic number.

57708463663 is a deficient number, since it is larger than the sum of its proper divisors (1).

57708463663 is an equidigital number, since it uses as much as digits as its factorization.

57708463663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15240960, while the sum is 55.

The spelling of 57708463663 in words is "fifty-seven billion, seven hundred eight million, four hundred sixty-three thousand, six hundred sixty-three".