204040404600 has 96 divisors (see below), whose sum is σ = 632766516720. Its totient is φ = 54390021120.

The previous prime is 204040404577. The next prime is 204040404619. The reversal of 204040404600 is 6404040402.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1542684 + ... + 1669716.

Almost surely, 2^204040404600 is an apocalyptic number.

204040404600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204040404600 is an abundant number, since it is smaller than the sum of its proper divisors (428726112120).

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

204040404600 is a wasteful number, since it uses less digits than its factorization.

204040404600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129729 (or 129720 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The spelling of 204040404600 in words is "two hundred four billion, forty million, four hundred four thousand, six hundred".