320443334000240 has 80 divisors (see below), whose sum is σ = 826084767878496. Its totient is φ = 114614605286400.

The previous prime is 320443334000221. The next prime is 320443334000249. The reversal of 320443334000240 is 42000433344023.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 320443334000197 and 320443334000206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320443334000249) 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, 2984701667 + ... + 2984809026.

Almost surely, 2^{320443334000240} is an apocalyptic number.

It is an amenable number.

320443334000240 is an abundant number, since it is smaller than the sum of its proper divisors (505641433878256).

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

320443334000240 is a wasteful number, since it uses less digits than its factorization.

320443334000240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5969510778 (or 5969510772 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 320443334000240 its reverse (42000433344023), we get a palindrome (362443767344263).

The spelling of 320443334000240 in words is "three hundred twenty trillion, four hundred forty-three billion, three hundred thirty-four million, two hundred forty", and thus it is an aban number.