23949868629 has 32 divisors (see below), whose sum is σ = 32396636160. Its totient is φ = 15737198400.

The previous prime is 23949868609. The next prime is 23949868633. The reversal of 23949868629 is 92686894932.

It is not a de Polignac number, because 23949868629 - 2²⁸ = 23681433173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23949868629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23949868609) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56887839 + ... + 56888259.

It is an arithmetic number, because the mean of its divisors is an integer number (1012394880).

Almost surely, 2^23949868629 is an apocalyptic number.

It is an amenable number.

23949868629 is a deficient number, since it is larger than the sum of its proper divisors (8446767531).

23949868629 is a wasteful number, since it uses less digits than its factorization.

23949868629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281.

The product of its digits is 80621568, while the sum is 66.

The spelling of 23949868629 in words is "twenty-three billion, nine hundred forty-nine million, eight hundred sixty-eight thousand, six hundred twenty-nine".