239234485807 has 4 divisors (see below), whose sum is σ = 239957248936. Its totient is φ = 238511722680.

The previous prime is 239234485757. The next prime is 239234485877. The reversal of 239234485807 is 708584432932.

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-239234485807 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 (239234485877) 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, 361381068 + ... + 361381729.

It is an arithmetic number, because the mean of its divisors is an integer number (59989312234).

Almost surely, 2^239234485807 is an apocalyptic number.

239234485807 is a deficient number, since it is larger than the sum of its proper divisors (722763129).

239234485807 is an equidigital number, since it uses as much as digits as its factorization.

239234485807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722763128.

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 239234485807 in words is "two hundred thirty-nine billion, two hundred thirty-four million, four hundred eighty-five thousand, eight hundred seven".