23994998616 has 32 divisors (see below), whose sum is σ = 63144734400. Its totient is φ = 7577367840.

The previous prime is 23994998611. The next prime is 23994998639. The reversal of 23994998616 is 61689949932.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23994998611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26309850 + ... + 26310761.

It is an arithmetic number, because the mean of its divisors is an integer number (1973272950).

Almost surely, 2^23994998616 is an apocalyptic number.

It is an amenable number.

23994998616 is an abundant number, since it is smaller than the sum of its proper divisors (39149735784).

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

23994998616 is a wasteful number, since it uses less digits than its factorization.

23994998616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52620639 (or 52620635 counting only the distinct ones).

The product of its digits is 45349632, while the sum is 66.

The spelling of 23994998616 in words is "twenty-three billion, nine hundred ninety-four million, nine hundred ninety-eight thousand, six hundred sixteen".