13502252244 has 144 divisors (see below), whose sum is σ = 37208439296. Its totient is φ = 3783628800.

The previous prime is 13502252243. The next prime is 13502252279. The reversal of 13502252244 is 44225220531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13502252243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1392774 + ... + 1402434.

Almost surely, 2^13502252244 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 13502252244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18604219648).

13502252244 is an abundant number, since it is smaller than the sum of its proper divisors (23706187052).

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

13502252244 is a wasteful number, since it uses less digits than its factorization.

13502252244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9746 (or 9727 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 13502252244 its reverse (44225220531), we get a palindrome (57727472775).

The spelling of 13502252244 in words is "thirteen billion, five hundred two million, two hundred fifty-two thousand, two hundred forty-four".