320404022339 has 4 divisors (see below), whose sum is σ = 324916755120. Its totient is φ = 315891289560.

The previous prime is 320404022321. The next prime is 320404022359. The reversal of 320404022339 is 933220404023.

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 320404022339 - 2²⁰ = 320402973763 is a prime.

It is a super-2 number, since 2×320404022339² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320404022359) 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, 2256366284 + ... + 2256366425.

It is an arithmetic number, because the mean of its divisors is an integer number (81229188780).

Almost surely, 2^320404022339 is an apocalyptic number.

320404022339 is a deficient number, since it is larger than the sum of its proper divisors (4512732781).

320404022339 is an equidigital number, since it uses as much as digits as its factorization.

320404022339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4512732780.

The product of its (nonzero) digits is 31104, while the sum is 32.

The spelling of 320404022339 in words is "three hundred twenty billion, four hundred four million, twenty-two thousand, three hundred thirty-nine".