13324000324400 has 120 divisors (see below), whose sum is σ = 32596481557728. Its totient is φ = 5232729600000.

The previous prime is 13324000324399. The next prime is 13324000324417. The reversal of 13324000324400 is 442300042331.

It is a super-2 number, since 2×13324000324400² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13324000324400.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5871050 + ... + 7817750.

Almost surely, 2^{13324000324400} is an apocalyptic number.

13324000324400 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 13324000324400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16298240778864).

13324000324400 is an abundant number, since it is smaller than the sum of its proper divisors (19272481233328).

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

13324000324400 is a wasteful number, since it uses less digits than its factorization.

13324000324400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947031 (or 1947020 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 13324000324400 its reverse (442300042331), we get a palindrome (13766300366731).

The spelling of 13324000324400 in words is "thirteen trillion, three hundred twenty-four billion, three hundred twenty-four thousand, four hundred".