23156852832017 has 2 divisors, whose sum is σ = 23156852832018. Its totient is φ = 23156852832016.

The previous prime is 23156852831977. The next prime is 23156852832037. The reversal of 23156852832017 is 71023825865132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19903161999616 + 3253690832401 = 4461296^2 + 1803799^2 .

It is a cyclic number.

It is not a de Polignac number, because 23156852832017 - 2³⁶ = 23088133355281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23156852832017.

It is not a weakly prime, because it can be changed into another prime (23156852832037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11578426416008 + 11578426416009.

It is an arithmetic number, because the mean of its divisors is an integer number (11578426416009).

Almost surely, 2^{23156852832017} is an apocalyptic number.

It is an amenable number.

23156852832017 is a deficient number, since it is larger than the sum of its proper divisors (1).

23156852832017 is an equidigital number, since it uses as much as digits as its factorization.

23156852832017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4838400, while the sum is 53.

The spelling of 23156852832017 in words is "twenty-three trillion, one hundred fifty-six billion, eight hundred fifty-two million, eight hundred thirty-two thousand, seventeen".