23745576481931 has 2 divisors, whose sum is σ = 23745576481932. Its totient is φ = 23745576481930.

The previous prime is 23745576481841. The next prime is 23745576481933. The reversal of 23745576481931 is 13918467554732.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23745576481931 - 2¹⁸ = 23745576219787 is a prime.

It is a super-2 number, since 2×23745576481931² (a number of 28 digits) contains 22 as substring.

Together with 23745576481933, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23745576481933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11872788240965 + 11872788240966.

It is an arithmetic number, because the mean of its divisors is an integer number (11872788240966).

Almost surely, 2^{23745576481931} is an apocalyptic number.

23745576481931 is a deficient number, since it is larger than the sum of its proper divisors (1).

23745576481931 is an equidigital number, since it uses as much as digits as its factorization.

23745576481931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 152409600, while the sum is 65.

The spelling of 23745576481931 in words is "twenty-three trillion, seven hundred forty-five billion, five hundred seventy-six million, four hundred eighty-one thousand, nine hundred thirty-one".