204044660253 has 16 divisors (see below), whose sum is σ = 345472440960. Its totient is φ = 116596948608.

The previous prime is 204044660227. The next prime is 204044660299. The reversal of 204044660253 is 352066440402.

204044660253 is a `hidden beast` number, since 2 + 0 + 4 + 0 + 4 + 46 + 602 + 5 + 3 = 666.

It is not a de Polignac number, because 204044660253 - 2¹³ = 204044652061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204044660213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 539800500 + ... + 539800877.

It is an arithmetic number, because the mean of its divisors is an integer number (21592027560).

Almost surely, 2^204044660253 is an apocalyptic number.

It is an amenable number.

204044660253 is a deficient number, since it is larger than the sum of its proper divisors (141427780707).

204044660253 is a wasteful number, since it uses less digits than its factorization.

204044660253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079601393 (or 1079601387 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The spelling of 204044660253 in words is "two hundred four billion, forty-four million, six hundred sixty thousand, two hundred fifty-three".