11224402144 has 48 divisors (see below), whose sum is σ = 22631495040. Its totient is φ = 5476947840.

The previous prime is 11224402127. The next prime is 11224402153. The reversal of 11224402144 is 44120442211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2004789 + ... + 2010379.

It is an arithmetic number, because the mean of its divisors is an integer number (471489480).

Almost surely, 2^11224402144 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 11224402144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11315747520).

11224402144 is an abundant number, since it is smaller than the sum of its proper divisors (11407092896).

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

11224402144 is a wasteful number, since it uses less digits than its factorization.

11224402144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7103 (or 7095 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 11224402144 its reverse (44120442211), we get a palindrome (55344844355).

The spelling of 11224402144 in words is "eleven billion, two hundred twenty-four million, four hundred two thousand, one hundred forty-four".