204320554300 has 36 divisors (see below), whose sum is σ = 443583155736. Its totient is φ = 81689963200.

The previous prime is 204320554289. The next prime is 204320554327. The reversal of 204320554300 is 3455023402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 263062 + ... + 691261.

It is an arithmetic number, because the mean of its divisors is an integer number (12321754326).

Almost surely, 2^204320554300 is an apocalyptic number.

204320554300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204320554300 is an abundant number, since it is smaller than the sum of its proper divisors (239262601436).

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

204320554300 is a wasteful number, since it uses less digits than its factorization.

204320554300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956478 (or 956471 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 204320554300 its reverse (3455023402), we get a palindrome (207775577702).

The spelling of 204320554300 in words is "two hundred four billion, three hundred twenty million, five hundred fifty-four thousand, three hundred".