23989837650 has 48 divisors (see below), whose sum is σ = 59536963200. Its totient is φ = 6392756160.

The previous prime is 23989837639. The next prime is 23989837717. The reversal of 23989837650 is 5673898932.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158391 + ... + 270309.

It is an arithmetic number, because the mean of its divisors is an integer number (1240353400).

Almost surely, 2^23989837650 is an apocalyptic number.

23989837650 is an abundant number, since it is smaller than the sum of its proper divisors (35547125550).

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

23989837650 is a wasteful number, since it uses less digits than its factorization.

23989837650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113363 (or 113358 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 60.

The spelling of 23989837650 in words is "twenty-three billion, nine hundred eighty-nine million, eight hundred thirty-seven thousand, six hundred fifty".