23998903320 has 64 divisors (see below), whose sum is σ = 82281957120. Its totient is φ = 5485463424.

The previous prime is 23998903319. The next prime is 23998903337. The reversal of 23998903320 is 2330989932.

It is a self number, because there is not a number n which added to its sum of digits gives 23998903320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14284222 + ... + 14285901.

It is an arithmetic number, because the mean of its divisors is an integer number (1285655580).

Almost surely, 2^23998903320 is an apocalyptic number.

23998903320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23998903320 is an abundant number, since it is smaller than the sum of its proper divisors (58283053800).

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

23998903320 is a wasteful number, since it uses less digits than its factorization.

23998903320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28570144 (or 28570140 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 48.

The spelling of 23998903320 in words is "twenty-three billion, nine hundred ninety-eight million, nine hundred three thousand, three hundred twenty".