56629604771 has 2 divisors, whose sum is σ = 56629604772. Its totient is φ = 56629604770.

The previous prime is 56629604761. The next prime is 56629604789. The reversal of 56629604771 is 17740692665.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56629604771 is a prime.

It is not a weakly prime, because it can be changed into another prime (56629604761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28314802385 + 28314802386.

It is an arithmetic number, because the mean of its divisors is an integer number (28314802386).

Almost surely, 2^56629604771 is an apocalyptic number.

56629604771 is a deficient number, since it is larger than the sum of its proper divisors (1).

56629604771 is an equidigital number, since it uses as much as digits as its factorization.

56629604771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 56629604771 in words is "fifty-six billion, six hundred twenty-nine million, six hundred four thousand, seven hundred seventy-one".