23448621924 has 144 divisors (see below), whose sum is σ = 76791012480. Its totient is φ = 5858749440.

The previous prime is 23448621913. The next prime is 23448621947. The reversal of 23448621924 is 42912684432.

It is a self number, because there is not a number n which added to its sum of digits gives 23448621924.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 126117 + ... + 250604.

It is an arithmetic number, because the mean of its divisors is an integer number (533270920).

Almost surely, 2^23448621924 is an apocalyptic number.

It is an amenable number.

23448621924 is an abundant number, since it is smaller than the sum of its proper divisors (53342390556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23448621924 is a wasteful number, since it uses less digits than its factorization.

23448621924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376770 (or 376765 counting only the distinct ones).

The product of its digits is 663552, while the sum is 45.

It can be divided in two parts, 2344 and 8621924, that added together give a palindrome (8624268).

The spelling of 23448621924 in words is "twenty-three billion, four hundred forty-eight million, six hundred twenty-one thousand, nine hundred twenty-four".