56875571737 has 2 divisors, whose sum is σ = 56875571738. Its totient is φ = 56875571736.

The previous prime is 56875571713. The next prime is 56875571759. The reversal of 56875571737 is 73717557865.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56557876761 + 317694976 = 237819^2 + 17824^2 .

It is a cyclic number.

It is not a de Polignac number, because 56875571737 - 2⁷ = 56875571609 is a prime.

It is not a weakly prime, because it can be changed into another prime (56875572737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28437785868 + 28437785869.

It is an arithmetic number, because the mean of its divisors is an integer number (28437785869).

Almost surely, 2^56875571737 is an apocalyptic number.

It is an amenable number.

56875571737 is a deficient number, since it is larger than the sum of its proper divisors (1).

56875571737 is an equidigital number, since it uses as much as digits as its factorization.

56875571737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43218000, while the sum is 61.

The spelling of 56875571737 in words is "fifty-six billion, eight hundred seventy-five million, five hundred seventy-one thousand, seven hundred thirty-seven".