320104405132 has 24 divisors (see below), whose sum is σ = 561617769776. Its totient is φ = 159642448128.

The previous prime is 320104405109. The next prime is 320104405171. The reversal of 320104405132 is 231504401023.

It is a junction number, because it is equal to n+sod(n) for n = 320104405097 and 320104405106.

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, 5092648 + ... + 5155120.

Almost surely, 2^320104405132 is an apocalyptic number.

It is an amenable number.

320104405132 is a deficient number, since it is larger than the sum of its proper divisors (241513364644).

320104405132 is a wasteful number, since it uses less digits than its factorization.

320104405132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65737 (or 65735 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 320104405132 its reverse (231504401023), we get a palindrome (551608806155).

The spelling of 320104405132 in words is "three hundred twenty billion, one hundred four million, four hundred five thousand, one hundred thirty-two".