11244421152 has 72 divisors (see below), whose sum is σ = 32085697644. Its totient is φ = 3735320064.

The previous prime is 11244421081. The next prime is 11244421183. The reversal of 11244421152 is 25112444211.

11244421152 is a `hidden beast` number, since 1 + 1 + 2 + 444 + 211 + 5 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8280272016 + 2964149136 = 90996^2 + 54444^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17758 + ... + 151010.

Almost surely, 2^11244421152 is an apocalyptic number.

11244421152 is a gapful number since it is divisible by the number (12) 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 11244421152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16042848822).

11244421152 is an abundant number, since it is smaller than the sum of its proper divisors (20841276492).

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

11244421152 is a wasteful number, since it uses less digits than its factorization.

11244421152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133562 (or 133551 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

Adding to 11244421152 its reverse (25112444211), we get a palindrome (36356865363).

The spelling of 11244421152 in words is "eleven billion, two hundred forty-four million, four hundred twenty-one thousand, one hundred fifty-two".