204003301040 has 160 divisors (see below), whose sum is σ = 592646782464. Its totient is φ = 63445432320.

The previous prime is 204003301039. The next prime is 204003301067. The reversal of 204003301040 is 40103300402.

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 31 ways as a sum of consecutive naturals, for example, 2778887 + ... + 2851353.

Almost surely, 2^204003301040 is an apocalyptic number.

204003301040 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 204003301040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296323391232).

204003301040 is an abundant number, since it is smaller than the sum of its proper divisors (388643481424).

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

204003301040 is a wasteful number, since it uses less digits than its factorization.

204003301040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72955 (or 72949 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 204003301040 its reverse (40103300402), we get a palindrome (244106601442).

The spelling of 204003301040 in words is "two hundred four billion, three million, three hundred one thousand, forty".