204303392256 has 80 divisors (see below), whose sum is σ = 548563175424. Its totient is φ = 67564836864.

The previous prime is 204303392243. The next prime is 204303392273. The reversal of 204303392256 is 652293303402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328590 + ... + 718733.

Almost surely, 2^204303392256 is an apocalyptic number.

It is an amenable number.

204303392256 is an abundant number, since it is smaller than the sum of its proper divisors (344259783168).

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

204303392256 is a wasteful number, since it uses less digits than its factorization.

204303392256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047471 (or 1047455 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 39.

Adding to 204303392256 its reverse (652293303402), we get a palindrome (856596695658).

The spelling of 204303392256 in words is "two hundred four billion, three hundred three million, three hundred ninety-two thousand, two hundred fifty-six".