204115513306 has 16 divisors (see below), whose sum is σ = 310401010944. Its totient is φ = 100648812384.

The previous prime is 204115513297. The next prime is 204115513331. The reversal of 204115513306 is 603315511402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1372801 + ... + 1514203.

It is an arithmetic number, because the mean of its divisors is an integer number (19400063184).

Almost surely, 2^204115513306 is an apocalyptic number.

204115513306 is a deficient number, since it is larger than the sum of its proper divisors (106285497638).

204115513306 is a wasteful number, since it uses less digits than its factorization.

204115513306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151365.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 204115513306 in words is "two hundred four billion, one hundred fifteen million, five hundred thirteen thousand, three hundred six".