204204351125 has 16 divisors (see below), whose sum is σ = 254996417520. Its totient is φ = 163267720000.

The previous prime is 204204351103. The next prime is 204204351191. The reversal of 204204351125 is 521153402402.

It can be written as a sum of positive squares in 8 ways, for example, as 41613144049 + 162591207076 = 203993^2 + 403226^2 .

It is not a de Polignac number, because 204204351125 - 2⁸ = 204204350869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264326 + ... + 691575.

It is an arithmetic number, because the mean of its divisors is an integer number (15937276095).

Almost surely, 2^204204351125 is an apocalyptic number.

204204351125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

204204351125 is a deficient number, since it is larger than the sum of its proper divisors (50792066395).

204204351125 is an equidigital number, since it uses as much as digits as its factorization.

204204351125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957625 (or 957615 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 204204351125 its reverse (521153402402), we get a palindrome (725357753527).

The spelling of 204204351125 in words is "two hundred four billion, two hundred four million, three hundred fifty-one thousand, one hundred twenty-five".