23648723831 has 2 divisors, whose sum is σ = 23648723832. Its totient is φ = 23648723830.

The previous prime is 23648723827. The next prime is 23648723867. The reversal of 23648723831 is 13832784632.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23648723831 - 2² = 23648723827 is a prime.

It is a super-2 number, since 2×23648723831² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23648723801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11824361915 + 11824361916.

It is an arithmetic number, because the mean of its divisors is an integer number (11824361916).

Almost surely, 2^23648723831 is an apocalyptic number.

23648723831 is a deficient number, since it is larger than the sum of its proper divisors (1).

23648723831 is an equidigital number, since it uses as much as digits as its factorization.

23648723831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 47.

The spelling of 23648723831 in words is "twenty-three billion, six hundred forty-eight million, seven hundred twenty-three thousand, eight hundred thirty-one".