204316280538 has 16 divisors (see below), whose sum is σ = 408758063040. Its totient is φ = 68084509856.

The previous prime is 204316280513. The next prime is 204316280611. The reversal of 204316280538 is 835082613402.

204316280538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 204316280538.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5208078 + ... + 5247161.

It is an arithmetic number, because the mean of its divisors is an integer number (25547378940).

Almost surely, 2^204316280538 is an apocalyptic number.

204316280538 is an abundant number, since it is smaller than the sum of its proper divisors (204441782502).

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

204316280538 is a wasteful number, since it uses less digits than its factorization.

204316280538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10458501.

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 204316280538 in words is "two hundred four billion, three hundred sixteen million, two hundred eighty thousand, five hundred thirty-eight".