23438798888 has 32 divisors (see below), whose sum is σ = 44581104000. Its totient is φ = 11550611520.

The previous prime is 23438798849. The next prime is 23438798927. The reversal of 23438798888 is 88889783432.

It is an interprime number because it is at equal distance from previous prime (23438798849) and next prime (23438798927).

It is a super-2 number, since 2×23438798888² (a number of 22 digits) contains 22 as substring.

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, 2789798 + ... + 2798186.

It is an arithmetic number, because the mean of its divisors is an integer number (1393159500).

Almost surely, 2^23438798888 is an apocalyptic number.

It is an amenable number.

23438798888 is a deficient number, since it is larger than the sum of its proper divisors (21142305112).

23438798888 is a wasteful number, since it uses less digits than its factorization.

23438798888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13385 (or 13381 counting only the distinct ones).

The product of its digits is 148635648, while the sum is 68.

The spelling of 23438798888 in words is "twenty-three billion, four hundred thirty-eight million, seven hundred ninety-eight thousand, eight hundred eighty-eight".