320240583311 has 12 divisors (see below), whose sum is σ = 352044613872. Its totient is φ = 291090888000.

The previous prime is 320240583259. The next prime is 320240583343. The reversal of 320240583311 is 113385042023.

It is a de Polignac number, because none of the positive numbers 2^k-320240583311 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 (320240583011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 814046 + ... + 1141556.

It is an arithmetic number, because the mean of its divisors is an integer number (29337051156).

Almost surely, 2^320240583311 is an apocalyptic number.

320240583311 is a deficient number, since it is larger than the sum of its proper divisors (31804030561).

320240583311 is a wasteful number, since it uses less digits than its factorization.

320240583311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335614 (or 335603 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 320240583311 in words is "three hundred twenty billion, two hundred forty million, five hundred eighty-three thousand, three hundred eleven".