320104353312 has 36 divisors (see below), whose sum is σ = 910296755550. Its totient is φ = 106701451008.

The previous prime is 320104353299. The next prime is 320104353323. The reversal of 320104353312 is 213353401023.

320104353312 is a `hidden beast` number, since 3 + 20 + 104 + 3 + 533 + 1 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 293638269456 + 26466083856 = 541884^2 + 162684^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 5 ways as a sum of consecutive naturals, for example, 555736437 + ... + 555737012.

Almost surely, 2^320104353312 is an apocalyptic number.

320104353312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

320104353312 is an abundant number, since it is smaller than the sum of its proper divisors (590192402238).

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

320104353312 is a wasteful number, since it uses less digits than its factorization.

320104353312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111473465 (or 1111473454 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 320104353312 its reverse (213353401023), we get a palindrome (533457754335).

The spelling of 320104353312 in words is "three hundred twenty billion, one hundred four million, three hundred fifty-three thousand, three hundred twelve".