204328716613 has 24 divisors (see below), whose sum is σ = 243031427520. Its totient is φ = 168269140800.

The previous prime is 204328716611. The next prime is 204328716623. The reversal of 204328716613 is 316617823402.

204328716613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204328716613 - 2¹ = 204328716611 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 204328716613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204328716611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 825793 + ... + 1044313.

It is an arithmetic number, because the mean of its divisors is an integer number (10126309480).

Almost surely, 2^204328716613 is an apocalyptic number.

It is an amenable number.

204328716613 is a deficient number, since it is larger than the sum of its proper divisors (38702710907).

204328716613 is a wasteful number, since it uses less digits than its factorization.

204328716613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218729 (or 218698 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 204328716613 in words is "two hundred four billion, three hundred twenty-eight million, seven hundred sixteen thousand, six hundred thirteen".