23112564429791 has 2 divisors, whose sum is σ = 23112564429792. Its totient is φ = 23112564429790.

The previous prime is 23112564429751. The next prime is 23112564429803. The reversal of 23112564429791 is 19792446521132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23112564429791 - 2⁴² = 18714517918687 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23112564429701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11556282214895 + 11556282214896.

It is an arithmetic number, because the mean of its divisors is an integer number (11556282214896).

Almost surely, 2^{23112564429791} is an apocalyptic number.

23112564429791 is a deficient number, since it is larger than the sum of its proper divisors (1).

23112564429791 is an equidigital number, since it uses as much as digits as its factorization.

23112564429791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 56.

The spelling of 23112564429791 in words is "twenty-three trillion, one hundred twelve billion, five hundred sixty-four million, four hundred twenty-nine thousand, seven hundred ninety-one".