23662664128 has 28 divisors (see below), whose sum is σ = 46965485952. Its totient is φ = 11828840960.

The previous prime is 23662664107. The next prime is 23662664149. The reversal of 23662664128 is 82146626632.

It is an interprime number because it is at equal distance from previous prime (23662664107) and next prime (23662664149).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288801 + ... + 361567.

It is an arithmetic number, because the mean of its divisors is an integer number (1677338784).

Almost surely, 2^23662664128 is an apocalyptic number.

It is an amenable number.

23662664128 is a deficient number, since it is larger than the sum of its proper divisors (23302821824).

23662664128 is an equidigital number, since it uses as much as digits as its factorization.

23662664128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77860 (or 77850 counting only the distinct ones).

The product of its digits is 995328, while the sum is 46.

The spelling of 23662664128 in words is "twenty-three billion, six hundred sixty-two million, six hundred sixty-four thousand, one hundred twenty-eight".