204311552116 has 12 divisors (see below), whose sum is σ = 408623104288. Its totient is φ = 87562093752.

The previous prime is 204311552089. The next prime is 204311552131. The reversal of 204311552116 is 611255113402.

204311552116 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3648420546 + ... + 3648420601.

Almost surely, 2^204311552116 is an apocalyptic number.

It is an amenable number.

204311552116 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

204311552116 is a wasteful number, since it uses less digits than its factorization.

204311552116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7296841158 (or 7296841156 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 204311552116 its reverse (611255113402), we get a palindrome (815566665518).

The spelling of 204311552116 in words is "two hundred four billion, three hundred eleven million, five hundred fifty-two thousand, one hundred sixteen".