204313313400 has 192 divisors, whose sum is σ = 766432730880. Its totient is φ = 43953100800.

The previous prime is 204313313389. The next prime is 204313313419. The reversal of 204313313400 is 4313313402.

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 47 ways as a sum of consecutive naturals, for example, 1359366 + ... + 1502165.

It is an arithmetic number, because the mean of its divisors is an integer number (3991837140).

Almost surely, 2^204313313400 is an apocalyptic number.

204313313400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204313313400 is an abundant number, since it is smaller than the sum of its proper divisors (562119417480).

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

204313313400 is a wasteful number, since it uses less digits than its factorization.

204313313400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861574 (or 2861565 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 204313313400 its reverse (4313313402), we get a palindrome (208626626802).

The spelling of 204313313400 in words is "two hundred four billion, three hundred thirteen million, three hundred thirteen thousand, four hundred".