320160330160 has 80 divisors (see below), whose sum is σ = 819927164160. Its totient is φ = 115291595520.

The previous prime is 320160330151. The next prime is 320160330179. The reversal of 320160330160 is 61033061023.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1675470 + ... + 1856749.

It is an arithmetic number, because the mean of its divisors is an integer number (10249089552).

Almost surely, 2^320160330160 is an apocalyptic number.

It is an amenable number.

320160330160 is an abundant number, since it is smaller than the sum of its proper divisors (499766834000).

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

320160330160 is a wasteful number, since it uses less digits than its factorization.

320160330160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532346 (or 3532340 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 320160330160 its reverse (61033061023), we get a palindrome (381193391183).

The spelling of 320160330160 in words is "three hundred twenty billion, one hundred sixty million, three hundred thirty thousand, one hundred sixty".