23556989204 has 24 divisors (see below), whose sum is σ = 47118472128. Its totient is φ = 10094889600.

The previous prime is 23556989189. The next prime is 23556989213. The reversal of 23556989204 is 40298965532.

It is a congruent number.

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, 313307 + ... + 381149.

It is an arithmetic number, because the mean of its divisors is an integer number (1963269672).

Almost surely, 2^23556989204 is an apocalyptic number.

It is an amenable number.

23556989204 is an abundant number, since it is smaller than the sum of its proper divisors (23561482924).

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

23556989204 is a wasteful number, since it uses less digits than its factorization.

23556989204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80255 (or 80253 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 53.

The spelling of 23556989204 in words is "twenty-three billion, five hundred fifty-six million, nine hundred eighty-nine thousand, two hundred four".