23632391317 has 2 divisors, whose sum is σ = 23632391318. Its totient is φ = 23632391316.

The previous prime is 23632391257. The next prime is 23632391333. The reversal of 23632391317 is 71319323632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15867433156 + 7764958161 = 125966^2 + 88119^2 .

It is a cyclic number.

It is not a de Polignac number, because 23632391317 - 2¹¹ = 23632389269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23632391317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23632391017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11816195658 + 11816195659.

It is an arithmetic number, because the mean of its divisors is an integer number (11816195659).

Almost surely, 2^23632391317 is an apocalyptic number.

It is an amenable number.

23632391317 is a deficient number, since it is larger than the sum of its proper divisors (1).

23632391317 is an equidigital number, since it uses as much as digits as its factorization.

23632391317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 40.

The spelling of 23632391317 in words is "twenty-three billion, six hundred thirty-two million, three hundred ninety-one thousand, three hundred seventeen".