204144926976 has 81 divisors (see below), whose sum is σ = 588662689069. Its totient is φ = 68041079808.

The previous prime is 204144926959. The next prime is 204144926981. The reversal of 204144926976 is 679629441402.

The square root of 204144926976 is 451824.

It is a perfect power (a square), and thus also a powerful number.

204144926976 is a `hidden beast` number, since 20 + 4 + 1 + 4 + 492 + 69 + 76 = 666.

It can be written as a sum of positive squares in only one way, i.e., 203798073600 + 346853376 = 451440^2 + 18624^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 21682846 + ... + 21692258.

Almost surely, 2^204144926976 is an apocalyptic number.

204144926976 is the 451824-th square number.

It is an amenable number.

204144926976 is an abundant number, since it is smaller than the sum of its proper divisors (384517762093).

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

204144926976 is an frugal number, since it uses more digits than its factorization.

204144926976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18848 (or 9418 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 204144926976 in words is "two hundred four billion, one hundred forty-four million, nine hundred twenty-six thousand, nine hundred seventy-six".