204323303144 has 32 divisors (see below), whose sum is σ = 406102523400. Its totient is φ = 96042946560.

The previous prime is 204323303137. The next prime is 204323303201. The reversal of 204323303144 is 441303323402.

It can be written as a sum of positive squares in 4 ways, for example, as 197411376100 + 6911927044 = 444310^2 + 83138^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732839 + ... + 972470.

Almost surely, 2^204323303144 is an apocalyptic number.

It is an amenable number.

204323303144 is a deficient number, since it is larger than the sum of its proper divisors (201779220256).

204323303144 is a wasteful number, since it uses less digits than its factorization.

204323303144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706213 (or 1706209 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 204323303144 its reverse (441303323402), we get a palindrome (645626626546).

The spelling of 204323303144 in words is "two hundred four billion, three hundred twenty-three million, three hundred three thousand, one hundred forty-four".