320032323313 has 8 divisors (see below), whose sum is σ = 320453588840. Its totient is φ = 319611329280.

The previous prime is 320032323271. The next prime is 320032323337. The reversal of 320032323313 is 313323230023.

It can be written as a sum of positive squares in 4 ways, for example, as 54073456369 + 265958866944 = 232537^2 + 515712^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320032323313 is a prime.

It is a super-3 number, since 3×320032323313³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320032323613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2347423 + ... + 2480011.

It is an arithmetic number, because the mean of its divisors is an integer number (40056698605).

Almost surely, 2^320032323313 is an apocalyptic number.

It is an amenable number.

320032323313 is a deficient number, since it is larger than the sum of its proper divisors (421265527).

320032323313 is a wasteful number, since it uses less digits than its factorization.

320032323313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135747.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 320032323313 its reverse (313323230023), we get a palindrome (633355553336).

The spelling of 320032323313 in words is "three hundred twenty billion, thirty-two million, three hundred twenty-three thousand, three hundred thirteen".