204452012252 has 96 divisors (see below), whose sum is σ = 415649646720. Its totient is φ = 87398277120.

The previous prime is 204452012203. The next prime is 204452012267. The reversal of 204452012252 is 252210254402.

It is a happy number.

It is a super-2 number, since 2×204452012252² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2729768 + ... + 2803664.

It is an arithmetic number, because the mean of its divisors is an integer number (4329683820).

Almost surely, 2^204452012252 is an apocalyptic number.

It is an amenable number.

204452012252 is an abundant number, since it is smaller than the sum of its proper divisors (211197634468).

204452012252 is a wasteful number, since it uses less digits than its factorization.

204452012252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74031 (or 74029 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 204452012252 its reverse (252210254402), we get a palindrome (456662266654).

The spelling of 204452012252 in words is "two hundred four billion, four hundred fifty-two million, twelve thousand, two hundred fifty-two".