23299421952 has 36 divisors (see below), whose sum is σ = 62010442760. Its totient is φ = 7766473728.

The previous prime is 23299421939. The next prime is 23299421953. The reversal of 23299421952 is 25912499232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23299421953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15168127 + ... + 15169662.

Almost surely, 2^23299421952 is an apocalyptic number.

It is an amenable number.

23299421952 is an abundant number, since it is smaller than the sum of its proper divisors (38711020808).

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

23299421952 is an equidigital number, since it uses as much as digits as its factorization.

23299421952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30337808 (or 30337794 counting only the distinct ones).

The product of its digits is 699840, while the sum is 48.

The spelling of 23299421952 in words is "twenty-three billion, two hundred ninety-nine million, four hundred twenty-one thousand, nine hundred fifty-two".