11440113424 has 20 divisors (see below), whose sum is σ = 22175996940. Its totient is φ = 5717275520.

The previous prime is 11440113403. The next prime is 11440113431. The reversal of 11440113424 is 42431104411.

It can be written as a sum of positive squares in 2 ways, for example, as 3508429824 + 7931683600 = 59232^2 + 89060^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139687 + ... + 205894.

It is an arithmetic number, because the mean of its divisors is an integer number (1108799847).

Almost surely, 2^11440113424 is an apocalyptic number.

It is an amenable number.

11440113424 is a deficient number, since it is larger than the sum of its proper divisors (10735883516).

11440113424 is a wasteful number, since it uses less digits than its factorization.

11440113424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347658 (or 347652 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 11440113424 its reverse (42431104411), we get a palindrome (53871217835).

The spelling of 11440113424 in words is "eleven billion, four hundred forty million, one hundred thirteen thousand, four hundred twenty-four".