204452000000 has 252 divisors, whose sum is σ = 517380877440. Its totient is φ = 80620800000.

The previous prime is 204451999957. The next prime is 204452000009. The reversal of 204452000000 is 254402.

It is not an unprimeable number, because it can be changed into a prime (204452000009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 315999677 + ... + 316000323.

It is an arithmetic number, because the mean of its divisors is an integer number (2053098720).

Almost surely, 2^204452000000 is an apocalyptic number.

204452000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204452000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258690438720).

204452000000 is an abundant number, since it is smaller than the sum of its proper divisors (312928877440).

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

204452000000 is an frugal number, since it uses more digits than its factorization.

204452000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772 (or 733 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

Adding to 204452000000 its reverse (254402), we get a palindrome (204452254402).

The spelling of 204452000000 in words is "two hundred four billion, four hundred fifty-two million", and thus it is an aban number.