56790116791 has 2 divisors, whose sum is σ = 56790116792. Its totient is φ = 56790116790.

The previous prime is 56790116743. The next prime is 56790116807. The reversal of 56790116791 is 19761109765.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56790116791 - 2²⁷ = 56655899063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56790110791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28395058395 + 28395058396.

It is an arithmetic number, because the mean of its divisors is an integer number (28395058396).

Almost surely, 2^56790116791 is an apocalyptic number.

56790116791 is a deficient number, since it is larger than the sum of its proper divisors (1).

56790116791 is an equidigital number, since it uses as much as digits as its factorization.

56790116791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 714420, while the sum is 52.

The spelling of 56790116791 in words is "fifty-six billion, seven hundred ninety million, one hundred sixteen thousand, seven hundred ninety-one".