320323032132 has 24 divisors (see below), whose sum is σ = 747485237856. Its totient is φ = 106765082688.

The previous prime is 320323032109. The next prime is 320323032157. The reversal of 320323032132 is 231230323023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1012833 + ... + 1290920.

It is an arithmetic number, because the mean of its divisors is an integer number (31145218244).

Almost surely, 2^320323032132 is an apocalyptic number.

It is an amenable number.

320323032132 is an abundant number, since it is smaller than the sum of its proper divisors (427162205724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320323032132 is a wasteful number, since it uses less digits than its factorization.

320323032132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315347 (or 2315345 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 320323032132 its reverse (231230323023), we get a palindrome (551553355155).

The spelling of 320323032132 in words is "three hundred twenty billion, three hundred twenty-three million, thirty-two thousand, one hundred thirty-two".