23406863998 has 20 divisors (see below), whose sum is σ = 40959583200. Its totient is φ = 10031511084.

The previous prime is 23406863959. The next prime is 23406864017. The reversal of 23406863998 is 89936860432.

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 2432398 + ... + 2442001.

It is an arithmetic number, because the mean of its divisors is an integer number (2047979160).

Almost surely, 2^23406863998 is an apocalyptic number.

23406863998 is a deficient number, since it is larger than the sum of its proper divisors (17552719202).

23406863998 is an frugal number, since it uses more digits than its factorization.

23406863998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4874429 (or 4874408 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 58.

The spelling of 23406863998 in words is "twenty-three billion, four hundred six million, eight hundred sixty-three thousand, nine hundred ninety-eight".