320431140314332 has 24 divisors (see below), whose sum is σ = 564546205314000. Its totient is φ = 159132332155776.

The previous prime is 320431140314209. The next prime is 320431140314381. The reversal of 320431140314332 is 233413041134023.

It is a super-2 number, since 2×320431140314332² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1529782 + ... + 25361437.

It is an arithmetic number, because the mean of its divisors is an integer number (23522758554750).

Almost surely, 2^{320431140314332} is an apocalyptic number.

It is an amenable number.

320431140314332 is a deficient number, since it is larger than the sum of its proper divisors (244115064999668).

320431140314332 is a wasteful number, since it uses less digits than its factorization.

320431140314332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26911365 (or 26911363 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 320431140314332 its reverse (233413041134023), we get a palindrome (553844181448355).

The spelling of 320431140314332 in words is "three hundred twenty trillion, four hundred thirty-one billion, one hundred forty million, three hundred fourteen thousand, three hundred thirty-two".