204981548996 has 24 divisors (see below), whose sum is σ = 409973269440. Its totient is φ = 87847055712.

The previous prime is 204981548953. The next prime is 204981549083. The reversal of 204981548996 is 699845189402.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1629815 + ... + 1751073.

It is an arithmetic number, because the mean of its divisors is an integer number (17082219560).

Almost surely, 2^204981548996 is an apocalyptic number.

It is an amenable number.

204981548996 is an abundant number, since it is smaller than the sum of its proper divisors (204991720444).

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

204981548996 is a wasteful number, since it uses less digits than its factorization.

204981548996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181643 (or 181641 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 65.

The spelling of 204981548996 in words is "two hundred four billion, nine hundred eighty-one million, five hundred forty-eight thousand, nine hundred ninety-six".