320140330442344 has 32 divisors (see below), whose sum is σ = 627091824925440. Its totient is φ = 153040266777600.

The previous prime is 320140330442327. The next prime is 320140330442353. The reversal of 320140330442344 is 443244033041023.

It is a super-3 number, since 3×320140330442344³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7776415737 + ... + 7776456904.

It is an arithmetic number, because the mean of its divisors is an integer number (19596619528920).

Almost surely, 2^{320140330442344} is an apocalyptic number.

It is an amenable number.

320140330442344 is a deficient number, since it is larger than the sum of its proper divisors (306951494483096).

320140330442344 is a wasteful number, since it uses less digits than its factorization.

320140330442344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15552872761 (or 15552872757 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 320140330442344 its reverse (443244033041023), we get a palindrome (763384363483367).

The spelling of 320140330442344 in words is "three hundred twenty trillion, one hundred forty billion, three hundred thirty million, four hundred forty-two thousand, three hundred forty-four".