11313145344 has 80 divisors (see below), whose sum is σ = 30194049600. Its totient is φ = 3764152320.

The previous prime is 11313145343. The next prime is 11313145379. The reversal of 11313145344 is 44354131311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11313145343) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 870607 + ... + 883505.

It is an arithmetic number, because the mean of its divisors is an integer number (377425620).

Almost surely, 2^11313145344 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 11313145344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15097024800).

11313145344 is an abundant number, since it is smaller than the sum of its proper divisors (18880904256).

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

11313145344 is an equidigital number, since it uses as much as digits as its factorization.

11313145344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13491 (or 13475 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

Adding to 11313145344 its reverse (44354131311), we get a palindrome (55667276655).

The spelling of 11313145344 in words is "eleven billion, three hundred thirteen million, one hundred forty-five thousand, three hundred forty-four".