11321005344 has 96 divisors (see below), whose sum is σ = 32706483264. Its totient is φ = 3400212480.

The previous prime is 11321005337. The next prime is 11321005379. The reversal of 11321005344 is 44350012311.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 71892 + ... + 166764.

It is an arithmetic number, because the mean of its divisors is an integer number (340692534).

Almost surely, 2^11321005344 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 11321005344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16353241632).

11321005344 is an abundant number, since it is smaller than the sum of its proper divisors (21385477920).

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

11321005344 is a wasteful number, since it uses less digits than its factorization.

11321005344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95010 (or 95002 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 11321005344 its reverse (44350012311), we get a palindrome (55671017655).

The spelling of 11321005344 in words is "eleven billion, three hundred twenty-one million, five thousand, three hundred forty-four".