320235424717 has 16 divisors (see below), whose sum is σ = 352948135680. Its totient is φ = 288740716992.

The previous prime is 320235424697. The next prime is 320235424727. The reversal of 320235424717 is 717424532023.

It is a de Polignac number, because none of the positive numbers 2^k-320235424717 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320235424717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320235424727) 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, 1209253 + ... + 1450090.

It is an arithmetic number, because the mean of its divisors is an integer number (22059258480).

Almost surely, 2^320235424717 is an apocalyptic number.

It is an amenable number.

320235424717 is a deficient number, since it is larger than the sum of its proper divisors (32712710963).

320235424717 is a wasteful number, since it uses less digits than its factorization.

320235424717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2659572.

The product of its (nonzero) digits is 282240, while the sum is 40.

The spelling of 320235424717 in words is "three hundred twenty billion, two hundred thirty-five million, four hundred twenty-four thousand, seven hundred seventeen".