204939320200 has 48 divisors (see below), whose sum is σ = 484559946000. Its totient is φ = 80586304320.

The previous prime is 204939320167. The next prime is 204939320233. The reversal of 204939320200 is 2023939402.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (204939320167) and next prime (204939320233).

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 11 ways as a sum of consecutive naturals, for example, 8672070 + ... + 8695669.

It is an arithmetic number, because the mean of its divisors is an integer number (10094998875).

Almost surely, 2^204939320200 is an apocalyptic number.

204939320200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204939320200 is an abundant number, since it is smaller than the sum of its proper divisors (279620625800).

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

204939320200 is a wasteful number, since it uses less digits than its factorization.

204939320200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17367814 (or 17367805 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 204939320200 in words is "two hundred four billion, nine hundred thirty-nine million, three hundred twenty thousand, two hundred".