204300323031040 has 192 divisors, whose sum is σ = 512609753335680. Its totient is φ = 77999656796160.

The previous prime is 204300323031029. The next prime is 204300323031071. The reversal of 204300323031040 is 40130323003402.

It is a junction number, because it is equal to n+sod(n) for n = 204300323030996 and 204300323031014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109059100 + ... + 110916580.

It is an arithmetic number, because the mean of its divisors is an integer number (2669842465290).

Almost surely, 2^{204300323031040} is an apocalyptic number.

204300323031040 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 204300323031040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256304876667840).

204300323031040 is an abundant number, since it is smaller than the sum of its proper divisors (308309430304640).

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

204300323031040 is a wasteful number, since it uses less digits than its factorization.

204300323031040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857998 (or 1857978 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 204300323031040 its reverse (40130323003402), we get a palindrome (244430646034442).

The spelling of 204300323031040 in words is "two hundred four trillion, three hundred billion, three hundred twenty-three million, thirty-one thousand, forty".