11244421344 has 96 divisors (see below), whose sum is σ = 31834936224. Its totient is φ = 3454617600.

The previous prime is 11244421273. The next prime is 11244421373. The reversal of 11244421344 is 44312444211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×11244421344² (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 868422 + ... + 881274.

It is an arithmetic number, because the mean of its divisors is an integer number (331613919).

Almost surely, 2^11244421344 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 11244421344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15917468112).

11244421344 is an abundant number, since it is smaller than the sum of its proper divisors (20590514880).

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

11244421344 is a wasteful number, since it uses less digits than its factorization.

11244421344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13580 (or 13572 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

Adding to 11244421344 its reverse (44312444211), we get a palindrome (55556865555).

The spelling of 11244421344 in words is "eleven billion, two hundred forty-four million, four hundred twenty-one thousand, three hundred forty-four".