320000000032 has 48 divisors (see below), whose sum is σ = 636440062104. Its totient is φ = 158365440000.

The previous prime is 320000000027. The next prime is 320000000041. The reversal of 320000000032 is 230000000023.

It can be written as a sum of positive squares in 4 ways, for example, as 295374858256 + 24625141776 = 543484^2 + 156924^2 .

It is a junction number, because it is equal to n+sod(n) for n = 319999999946 and 320000000018.

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, 11430532 + ... + 11458492.

Almost surely, 2^320000000032 is an apocalyptic number.

320000000032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

320000000032 is a deficient number, since it is larger than the sum of its proper divisors (316440062072).

320000000032 is a wasteful number, since it uses less digits than its factorization.

320000000032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31613 (or 31605 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 10.

Adding to 320000000032 its reverse (230000000023), we get a palindrome (550000000055).

Subtracting from 320000000032 its reverse (230000000023), we obtain a palindrome (90000000009).

It can be divided in two parts, 3200000000 and 32, that multiplied together give a square (102400000000 = 320000²).

The spelling of 320000000032 in words is "three hundred twenty billion, thirty-two", and thus it is an aban number.