239244442271 has 4 divisors (see below), whose sum is σ = 242521763472. Its totient is φ = 235967121072.

The previous prime is 239244442267. The next prime is 239244442291. The reversal of 239244442271 is 172244442932.

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

It is a cyclic number.

It is not a de Polignac number, because 239244442271 - 2² = 239244442267 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 (239244442291) 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, 1638660491 + ... + 1638660636.

It is an arithmetic number, because the mean of its divisors is an integer number (60630440868).

Almost surely, 2^239244442271 is an apocalyptic number.

239244442271 is a deficient number, since it is larger than the sum of its proper divisors (3277321201).

239244442271 is an equidigital number, since it uses as much as digits as its factorization.

239244442271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277321200.

The product of its digits is 774144, while the sum is 44.

The spelling of 239244442271 in words is "two hundred thirty-nine billion, two hundred forty-four million, four hundred forty-two thousand, two hundred seventy-one".