204701894695 has 16 divisors (see below), whose sum is σ = 246805244928. Its totient is φ = 162987461280.

The previous prime is 204701894693. The next prime is 204701894707. The reversal of 204701894695 is 596498107402.

204701894695 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 204701894695 - 2¹ = 204701894693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204701894693) 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 15 ways as a sum of consecutive naturals, for example, 1232172 + ... + 1388398.

It is an arithmetic number, because the mean of its divisors is an integer number (15425327808).

Almost surely, 2^204701894695 is an apocalyptic number.

204701894695 is a deficient number, since it is larger than the sum of its proper divisors (42103350233).

204701894695 is a wasteful number, since it uses less digits than its factorization.

204701894695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157470.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 204701894695 in words is "two hundred four billion, seven hundred one million, eight hundred ninety-four thousand, six hundred ninety-five".