204328716612 has 96 divisors (see below), whose sum is σ = 515194525440. Its totient is φ = 62870945280.

The previous prime is 204328716611. The next prime is 204328716623. The reversal of 204328716612 is 216617823402.

It is not an unprimeable number, because it can be changed into a prime (204328716611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 777814 + ... + 1006802.

It is an arithmetic number, because the mean of its divisors is an integer number (5366609640).

Almost surely, 2^204328716612 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 204328716612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257597262720).

204328716612 is an abundant number, since it is smaller than the sum of its proper divisors (310865808828).

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

204328716612 is a wasteful number, since it uses less digits than its factorization.

204328716612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229133 (or 229131 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 204328716612 in words is "two hundred four billion, three hundred twenty-eight million, seven hundred sixteen thousand, six hundred twelve".