13324002320 has 80 divisors (see below), whose sum is σ = 32635560000. Its totient is φ = 5044944384.

The previous prime is 13324002269. The next prime is 13324002323. The reversal of 13324002320 is 2320042331.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 13324002292 and 13324002301.

It is not an unprimeable number, because it can be changed into a prime (13324002323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2351651 + ... + 2357309.

It is an arithmetic number, because the mean of its divisors is an integer number (407944500).

Almost surely, 2^13324002320 is an apocalyptic number.

13324002320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13324002320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16317780000).

13324002320 is an abundant number, since it is smaller than the sum of its proper divisors (19311557680).

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

13324002320 is a wasteful number, since it uses less digits than its factorization.

13324002320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7240 (or 7234 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 13324002320 its reverse (2320042331), we get a palindrome (15644044651).

The spelling of 13324002320 in words is "thirteen billion, three hundred twenty-four million, two thousand, three hundred twenty".