204376650634271 has 16 divisors (see below), whose sum is σ = 218651266361664. Its totient is φ = 190357570228224.

The previous prime is 204376650634217. The next prime is 204376650634309. The reversal of 204376650634271 is 172436056673402.

204376650634271 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 204376650634271 - 2²² = 204376646439967 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 (204376650664271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80975630 + ... + 83461403.

It is an arithmetic number, because the mean of its divisors is an integer number (13665704147604).

Almost surely, 2^{204376650634271} is an apocalyptic number.

204376650634271 is a deficient number, since it is larger than the sum of its proper divisors (14274615727393).

204376650634271 is a wasteful number, since it uses less digits than its factorization.

204376650634271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164437810.

The product of its (nonzero) digits is 30481920, while the sum is 56.

The spelling of 204376650634271 in words is "two hundred four trillion, three hundred seventy-six billion, six hundred fifty million, six hundred thirty-four thousand, two hundred seventy-one".