56937149933 has 2 divisors, whose sum is σ = 56937149934. Its totient is φ = 56937149932.

The previous prime is 56937149849. The next prime is 56937149959. The reversal of 56937149933 is 33994173965.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44065566724 + 12871583209 = 209918^2 + 113453^2 .

It is a cyclic number.

It is not a de Polignac number, because 56937149933 - 2¹⁴ = 56937133549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56937149963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28468574966 + 28468574967.

It is an arithmetic number, because the mean of its divisors is an integer number (28468574967).

Almost surely, 2^56937149933 is an apocalyptic number.

It is an amenable number.

56937149933 is a deficient number, since it is larger than the sum of its proper divisors (1).

56937149933 is an equidigital number, since it uses as much as digits as its factorization.

56937149933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16533720, while the sum is 59.

The spelling of 56937149933 in words is "fifty-six billion, nine hundred thirty-seven million, one hundred forty-nine thousand, nine hundred thirty-three".