13300032320 has 28 divisors (see below), whose sum is σ = 31670702724. Its totient is φ = 5320012800.

The previous prime is 13300032293. The next prime is 13300032323. The reversal of 13300032320 is 2323000331.

It can be written as a sum of positive squares in 2 ways, for example, as 1689538816 + 11610493504 = 41104^2 + 107752^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13300032323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20780981 + ... + 20781620.

Almost surely, 2^13300032320 is an apocalyptic number.

13300032320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13300032320 is an abundant number, since it is smaller than the sum of its proper divisors (18370670404).

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

13300032320 is an equidigital number, since it uses as much as digits as its factorization.

13300032320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41562618 (or 41562608 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 13300032320 its reverse (2323000331), we get a palindrome (15623032651).

The spelling of 13300032320 in words is "thirteen billion, three hundred million, thirty-two thousand, three hundred twenty".