320803330868 has 6 divisors (see below), whose sum is σ = 561405829026. Its totient is φ = 160401665432.

The previous prime is 320803330847. The next prime is 320803330879. The reversal of 320803330868 is 868033308023.

It can be written as a sum of positive squares in only one way, i.e., 265360977424 + 55442353444 = 515132^2 + 235462^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40100416355 + ... + 40100416362.

It is an arithmetic number, because the mean of its divisors is an integer number (93567638171).

Almost surely, 2^320803330868 is an apocalyptic number.

It is an amenable number.

320803330868 is a deficient number, since it is larger than the sum of its proper divisors (240602498158).

320803330868 is a wasteful number, since it uses less digits than its factorization.

320803330868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80200832721 (or 80200832719 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 320803330868 in words is "three hundred twenty billion, eight hundred three million, three hundred thirty thousand, eight hundred sixty-eight".