204000604452 has 144 divisors (see below), whose sum is σ = 548972266752. Its totient is φ = 63652930560.

The previous prime is 204000604373. The next prime is 204000604453. The reversal of 204000604452 is 254406000402.

204000604452 is a `hidden beast` number, since 2 + 0 + 4 + 0 + 0 + 0 + 604 + 4 + 52 = 666.

It is not an unprimeable number, because it can be changed into a prime (204000604453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184950133 + ... + 184951235.

It is an arithmetic number, because the mean of its divisors is an integer number (3812307408).

Almost surely, 2^204000604452 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 204000604452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274486133376).

204000604452 is an abundant number, since it is smaller than the sum of its proper divisors (344971662300).

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

204000604452 is a wasteful number, since it uses less digits than its factorization.

204000604452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498 (or 2493 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 204000604452 its reverse (254406000402), we get a palindrome (458406604854).

The spelling of 204000604452 in words is "two hundred four billion, six hundred four thousand, four hundred fifty-two".