204295806271 has 4 divisors (see below), whose sum is σ = 204299530344. Its totient is φ = 204292082200.

The previous prime is 204295806167. The next prime is 204295806277. The reversal of 204295806271 is 172608592402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204295806271 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 (204295806277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778500 + ... + 1889881.

It is an arithmetic number, because the mean of its divisors is an integer number (51074882586).

Almost surely, 2^204295806271 is an apocalyptic number.

204295806271 is a deficient number, since it is larger than the sum of its proper divisors (3724073).

204295806271 is an equidigital number, since it uses as much as digits as its factorization.

204295806271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724072.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 204295806271 in words is "two hundred four billion, two hundred ninety-five million, eight hundred six thousand, two hundred seventy-one".