56199937907 has 2 divisors, whose sum is σ = 56199937908. Its totient is φ = 56199937906.

The previous prime is 56199937867. The next prime is 56199937921. The reversal of 56199937907 is 70973999165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56199937907 - 2¹⁰ = 56199936883 is a prime.

It is not a weakly prime, because it can be changed into another prime (56199937307) 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, 28099968953 + 28099968954.

It is an arithmetic number, because the mean of its divisors is an integer number (28099968954).

Almost surely, 2^56199937907 is an apocalyptic number.

56199937907 is a deficient number, since it is larger than the sum of its proper divisors (1).

56199937907 is an equidigital number, since it uses as much as digits as its factorization.

56199937907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28934010, while the sum is 65.

The spelling of 56199937907 in words is "fifty-six billion, one hundred ninety-nine million, nine hundred thirty-seven thousand, nine hundred seven".