320014442140 has 12 divisors (see below), whose sum is σ = 672030328536. Its totient is φ = 128005776848.

The previous prime is 320014442129. The next prime is 320014442171. The reversal of 320014442140 is 41244410023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8000361034 + ... + 8000361073.

It is an arithmetic number, because the mean of its divisors is an integer number (56002527378).

Almost surely, 2^320014442140 is an apocalyptic number.

It is an amenable number.

320014442140 is an abundant number, since it is smaller than the sum of its proper divisors (352015886396).

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

320014442140 is a wasteful number, since it uses less digits than its factorization.

320014442140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16000722116 (or 16000722114 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 320014442140 its reverse (41244410023), we get a palindrome (361258852163).

The spelling of 320014442140 in words is "three hundred twenty billion, fourteen million, four hundred forty-two thousand, one hundred forty".