320344023339 has 32 divisors (see below), whose sum is σ = 479159297280. Its totient is φ = 211504852800.

The previous prime is 320344023331. The next prime is 320344023341. The reversal of 320344023339 is 933320443023.

320344023339 is a `hidden beast` number, since 3 + 203 + 440 + 2 + 3 + 3 + 3 + 9 = 666.

It is not a de Polignac number, because 320344023339 - 2³ = 320344023331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320344023331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11197924 + ... + 11226494.

It is an arithmetic number, because the mean of its divisors is an integer number (14973728040).

Almost surely, 2^320344023339 is an apocalyptic number.

320344023339 is a deficient number, since it is larger than the sum of its proper divisors (158815273941).

320344023339 is a wasteful number, since it uses less digits than its factorization.

320344023339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32568 (or 32562 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 36.

The spelling of 320344023339 in words is "three hundred twenty billion, three hundred forty-four million, twenty-three thousand, three hundred thirty-nine".