18202100936 has 8 divisors (see below), whose sum is σ = 34128939270. Its totient is φ = 9101050464.

The previous prime is 18202100911. The next prime is 18202100941. The reversal of 18202100936 is 63900120281.

It can be written as a sum of positive squares in only one way, i.e., 11554960036 + 6647140900 = 107494^2 + 81530^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1137631301 + ... + 1137631316.

Almost surely, 2^18202100936 is an apocalyptic number.

It is an amenable number.

18202100936 is a deficient number, since it is larger than the sum of its proper divisors (15926838334).

18202100936 is a wasteful number, since it uses less digits than its factorization.

18202100936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275262623 (or 2275262619 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 18202100936 in words is "eighteen billion, two hundred two million, one hundred thousand, nine hundred thirty-six".