13325449584 has 80 divisors (see below), whose sum is σ = 34850590848. Its totient is φ = 4387036416.

The previous prime is 13325449561. The next prime is 13325449589. The reversal of 13325449584 is 48594452331.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13325449589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1778454 + ... + 1785930.

Almost surely, 2^13325449584 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 13325449584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17425295424).

13325449584 is an abundant number, since it is smaller than the sum of its proper divisors (21525141264).

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

13325449584 is a wasteful number, since it uses less digits than its factorization.

13325449584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7942 (or 7936 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 48.

The spelling of 13325449584 in words is "thirteen billion, three hundred twenty-five million, four hundred forty-nine thousand, five hundred eighty-four".