56706277211 has 2 divisors, whose sum is σ = 56706277212. Its totient is φ = 56706277210.

The previous prime is 56706277193. The next prime is 56706277217. The reversal of 56706277211 is 11277260765.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56706277211 is a prime.

It is not a weakly prime, because it can be changed into another prime (56706277217) 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, 28353138605 + 28353138606.

It is an arithmetic number, because the mean of its divisors is an integer number (28353138606).

Almost surely, 2^56706277211 is an apocalyptic number.

56706277211 is a deficient number, since it is larger than the sum of its proper divisors (1).

56706277211 is an equidigital number, since it uses as much as digits as its factorization.

56706277211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 246960, while the sum is 44.

The spelling of 56706277211 in words is "fifty-six billion, seven hundred six million, two hundred seventy-seven thousand, two hundred eleven".