204234034332 has 72 divisors (see below), whose sum is σ = 495889593472. Its totient is φ = 65418292800.

The previous prime is 204234034309. The next prime is 204234034343. The reversal of 204234034332 is 233430432402.

It is a self number, because there is not a number n which added to its sum of digits gives 204234034332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2081457 + ... + 2177367.

Almost surely, 2^204234034332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204234034332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247944796736).

204234034332 is an abundant number, since it is smaller than the sum of its proper divisors (291655559140).

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

204234034332 is a wasteful number, since it uses less digits than its factorization.

204234034332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96187 (or 96156 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 204234034332 its reverse (233430432402), we get a palindrome (437664466734).

The spelling of 204234034332 in words is "two hundred four billion, two hundred thirty-four million, thirty-four thousand, three hundred thirty-two".