18664100200504 has 16 divisors (see below), whose sum is σ = 38176568592120. Its totient is φ = 8483681909280.

The previous prime is 18664100200381. The next prime is 18664100200541. The reversal of 18664100200504 is 40500200146681.

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, 106046023779 + ... + 106046023954.

Almost surely, 2^{18664100200504} is an apocalyptic number.

It is an amenable number.

18664100200504 is an abundant number, since it is smaller than the sum of its proper divisors (19512468391616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18664100200504 is a wasteful number, since it uses less digits than its factorization.

18664100200504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212092047750 (or 212092047746 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 18664100200504 in words is "eighteen trillion, six hundred sixty-four billion, one hundred million, two hundred thousand, five hundred four".