320344023299 has 16 divisors (see below), whose sum is σ = 346199961600. Its totient is φ = 295506605856.

The previous prime is 320344023287. The next prime is 320344023319. The reversal of 320344023299 is 992320443023.

It is a cyclic number.

It is not a de Polignac number, because 320344023299 - 2⁴ = 320344023283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320344023199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297362 + ... + 853880.

It is an arithmetic number, because the mean of its divisors is an integer number (21637497600).

Almost surely, 2^320344023299 is an apocalyptic number.

320344023299 is a deficient number, since it is larger than the sum of its proper divisors (25855938301).

320344023299 is a wasteful number, since it uses less digits than its factorization.

320344023299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557434.

The product of its (nonzero) digits is 279936, while the sum is 41.

The spelling of 320344023299 in words is "three hundred twenty billion, three hundred forty-four million, twenty-three thousand, two hundred ninety-nine".