320001600160 has 48 divisors (see below), whose sum is σ = 824731401312. Its totient is φ = 116364217600.

The previous prime is 320001600119. The next prime is 320001600167. The reversal of 320001600160 is 61006100023.

320001600160 is a modest number, since divided by 1600160 gives 3200 as remainder.

It is not an unprimeable number, because it can be changed into a prime (320001600167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90907786 + ... + 90911305.

It is an arithmetic number, because the mean of its divisors is an integer number (17181904194).

Almost surely, 2^320001600160 is an apocalyptic number.

It is an amenable number.

320001600160 is an abundant number, since it is smaller than the sum of its proper divisors (504729801152).

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

320001600160 is a wasteful number, since it uses less digits than its factorization.

320001600160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181819117 (or 181819109 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 320001600160 its reverse (61006100023), we get a palindrome (381007700183).

The spelling of 320001600160 in words is "three hundred twenty billion, one million, six hundred thousand, one hundred sixty".