204839350992 has 30 divisors (see below), whose sum is σ = 573265684082. Its totient is φ = 68279783616.

The previous prime is 204839350957. The next prime is 204839351027. The reversal of 204839350992 is 299053938402.

204839350992 is a `hidden beast` number, since 2 + 0 + 48 + 3 + 9 + 3 + 509 + 92 = 666.

It is an interprime number because it is at equal distance from previous prime (204839350957) and next prime (204839351027).

It can be written as a sum of positive squares in only one way, i.e., 169444196496 + 35395154496 = 411636^2 + 188136^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 711247603 + ... + 711247890.

Almost surely, 2^204839350992 is an apocalyptic number.

It is an amenable number.

204839350992 is an abundant number, since it is smaller than the sum of its proper divisors (368426333090).

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

204839350992 is a wasteful number, since it uses less digits than its factorization.

204839350992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422495507 (or 1422495498 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The spelling of 204839350992 in words is "two hundred four billion, eight hundred thirty-nine million, three hundred fifty thousand, nine hundred ninety-two".