23099559072 has 48 divisors (see below), whose sum is σ = 61099248672. Its totient is φ = 7641071360.

The previous prime is 23099559037. The next prime is 23099559083. The reversal of 23099559072 is 27095599032.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 905823 + ... + 930974.

It is an arithmetic number, because the mean of its divisors is an integer number (1272901014).

Almost surely, 2^23099559072 is an apocalyptic number.

It is an amenable number.

23099559072 is an abundant number, since it is smaller than the sum of its proper divisors (37999689600).

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

23099559072 is a wasteful number, since it uses less digits than its factorization.

23099559072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836941 (or 1836933 counting only the distinct ones).

The product of its (nonzero) digits is 1530900, while the sum is 51.

The spelling of 23099559072 in words is "twenty-three billion, ninety-nine million, five hundred fifty-nine thousand, seventy-two".