320050034240 has 56 divisors (see below), whose sum is σ = 795254777280. Its totient is φ = 122453923328.

The previous prime is 320050034221. The next prime is 320050034273. The reversal of 320050034240 is 42430050023.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 21735170 + ... + 21749889.

Almost surely, 2^320050034240 is an apocalyptic number.

It is an amenable number.

320050034240 is an abundant number, since it is smaller than the sum of its proper divisors (475204743040).

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

320050034240 is a wasteful number, since it uses less digits than its factorization.

320050034240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43485099 (or 43485089 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 320050034240 its reverse (42430050023), we get a palindrome (362480084263).

The spelling of 320050034240 in words is "three hundred twenty billion, fifty million, thirty-four thousand, two hundred forty".