13324654944 has 216 divisors, whose sum is σ = 41148754920. Its totient is φ = 4075806720.

The previous prime is 13324654943. The next prime is 13324654957. The reversal of 13324654944 is 44945642331.

13324654944 is a `hidden beast` number, since 133 + 24 + 6 + 5 + 494 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 13324654944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13324654943) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8229367 + ... + 8230985.

It is an arithmetic number, because the mean of its divisors is an integer number (190503495).

Almost surely, 2^13324654944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13324654944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20574377460).

13324654944 is an abundant number, since it is smaller than the sum of its proper divisors (27824099976).

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

13324654944 is a wasteful number, since it uses less digits than its factorization.

13324654944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734 (or 1682 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The spelling of 13324654944 in words is "thirteen billion, three hundred twenty-four million, six hundred fifty-four thousand, nine hundred forty-four".