23999999998 has 32 divisors (see below), whose sum is σ = 39048609600. Its totient is φ = 10997391360.

The previous prime is 23999999977. The next prime is 24000000007. The reversal of 23999999998 is 89999999932.

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, 2072328 + ... + 2083876.

It is an arithmetic number, because the mean of its divisors is an integer number (1220269050).

Almost surely, 2^23999999998 is an apocalyptic number.

23999999998 is a deficient number, since it is larger than the sum of its proper divisors (15048609602).

23999999998 is a wasteful number, since it uses less digits than its factorization.

23999999998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12132.

The product of its digits is 2066242608, while the sum is 85.

The spelling of 23999999998 in words is "twenty-three billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-eight".