11140311444 has 24 divisors (see below), whose sum is σ = 26017786368. Its totient is φ = 3710047680.

The previous prime is 11140311437. The next prime is 11140311449. The reversal of 11140311444 is 44411304111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140311449) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 409972 + ... + 436299.

It is an arithmetic number, because the mean of its divisors is an integer number (1084074432).

Almost surely, 2^11140311444 is an apocalyptic number.

It is an amenable number.

11140311444 is an abundant number, since it is smaller than the sum of its proper divisors (14877474924).

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

11140311444 is a wasteful number, since it uses less digits than its factorization.

11140311444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847375 (or 847373 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 11140311444 its reverse (44411304111), we get a palindrome (55551615555).

The spelling of 11140311444 in words is "eleven billion, one hundred forty million, three hundred eleven thousand, four hundred forty-four".