13244000000 has 504 divisors, whose sum is σ = 42156960384. Its totient is φ = 4032000000.

The previous prime is 13243999997. The next prime is 13244000041. The reversal of 13244000000 is 44231.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 307999979 + ... + 308000021.

Almost surely, 2^13244000000 is an apocalyptic number.

13244000000 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 13244000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21078480192).

13244000000 is an abundant number, since it is smaller than the sum of its proper divisors (28912960384).

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

13244000000 is an frugal number, since it uses more digits than its factorization.

13244000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 68 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 13244000000 its reverse (44231), we get a palindrome (13244044231).

The spelling of 13244000000 in words is "thirteen billion, two hundred forty-four million", and thus it is an aban number.