23961339507 has 16 divisors (see below), whose sum is σ = 36576480512. Its totient is φ = 13668207840.

The previous prime is 23961339463. The next prime is 23961339539. The reversal of 23961339507 is 70593316932.

It is not a de Polignac number, because 23961339507 - 2⁸ = 23961339251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23961339007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987148 + ... + 1011129.

It is an arithmetic number, because the mean of its divisors is an integer number (2286030032).

Almost surely, 2^23961339507 is an apocalyptic number.

23961339507 is a deficient number, since it is larger than the sum of its proper divisors (12615141005).

23961339507 is a wasteful number, since it uses less digits than its factorization.

23961339507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998858.

The product of its (nonzero) digits is 918540, while the sum is 48.

The spelling of 23961339507 in words is "twenty-three billion, nine hundred sixty-one million, three hundred thirty-nine thousand, five hundred seven".