56117137267 has 2 divisors, whose sum is σ = 56117137268. Its totient is φ = 56117137266.

The previous prime is 56117137247. The next prime is 56117137291. The reversal of 56117137267 is 76273171165.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56117137267 - 2²⁷ = 55982919539 is a prime.

It is not a weakly prime, because it can be changed into another prime (56117137247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28058568633 + 28058568634.

It is an arithmetic number, because the mean of its divisors is an integer number (28058568634).

Almost surely, 2^56117137267 is an apocalyptic number.

56117137267 is a deficient number, since it is larger than the sum of its proper divisors (1).

56117137267 is an equidigital number, since it uses as much as digits as its factorization.

56117137267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 370440, while the sum is 46.

The spelling of 56117137267 in words is "fifty-six billion, one hundred seventeen million, one hundred thirty-seven thousand, two hundred sixty-seven".