204992094301185 has 128 divisors (see below), whose sum is σ = 364354057419264. Its totient is φ = 97975773020160.

The previous prime is 204992094301177. The next prime is 204992094301273. The reversal of 204992094301185 is 581103490299402.

It is a happy number.

It is not a de Polignac number, because 204992094301185 - 2³ = 204992094301177 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 112476394 + ... + 114284396.

It is an arithmetic number, because the mean of its divisors is an integer number (2846516073588).

Almost surely, 2^{204992094301185} is an apocalyptic number.

It is an amenable number.

204992094301185 is a deficient number, since it is larger than the sum of its proper divisors (159361963118079).

204992094301185 is a wasteful number, since it uses less digits than its factorization.

204992094301185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808323.

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 204992094301185 in words is "two hundred four trillion, nine hundred ninety-two billion, ninety-four million, three hundred one thousand, one hundred eighty-five".