23116864208 has 20 divisors (see below), whose sum is σ = 45457417920. Its totient is φ = 11385917664.

The previous prime is 23116864189. The next prime is 23116864223. The reversal of 23116864208 is 80246861132.

It is a super-2 number, since 2×23116864208² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 10781048 + ... + 10783191.

It is an arithmetic number, because the mean of its divisors is an integer number (2272870896).

Almost surely, 2^23116864208 is an apocalyptic number.

It is an amenable number.

23116864208 is a deficient number, since it is larger than the sum of its proper divisors (22340553712).

23116864208 is a wasteful number, since it uses less digits than its factorization.

23116864208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21564314 (or 21564308 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 23116864208 in words is "twenty-three billion, one hundred sixteen million, eight hundred sixty-four thousand, two hundred eight".