204513502132 has 24 divisors (see below), whose sum is σ = 365195698560. Its totient is φ = 100191636480.

The previous prime is 204513502117. The next prime is 204513502169. The reversal of 204513502132 is 231205315402.

It is a self number, because there is not a number n which added to its sum of digits gives 204513502132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2428813 + ... + 2511604.

It is an arithmetic number, because the mean of its divisors is an integer number (15216487440).

Almost surely, 2^204513502132 is an apocalyptic number.

It is an amenable number.

204513502132 is a deficient number, since it is larger than the sum of its proper divisors (160682196428).

204513502132 is a wasteful number, since it uses less digits than its factorization.

204513502132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4940631 (or 4940629 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 204513502132 its reverse (231205315402), we get a palindrome (435718817534).

The spelling of 204513502132 in words is "two hundred four billion, five hundred thirteen million, five hundred two thousand, one hundred thirty-two".