11404400124 has 48 divisors (see below), whose sum is σ = 28822927392. Its totient is φ = 3488754432.

The previous prime is 11404400099. The next prime is 11404400159. The reversal of 11404400124 is 42100440411.

It is a self number, because there is not a number n which added to its sum of digits gives 11404400124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184299 + ... + 238274.

It is an arithmetic number, because the mean of its divisors is an integer number (600477654).

Almost surely, 2^11404400124 is an apocalyptic number.

It is an amenable number.

11404400124 is an abundant number, since it is smaller than the sum of its proper divisors (17418527268).

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

11404400124 is a wasteful number, since it uses less digits than its factorization.

11404400124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422766 (or 422764 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 11404400124 its reverse (42100440411), we get a palindrome (53504840535).

The spelling of 11404400124 in words is "eleven billion, four hundred four million, four hundred thousand, one hundred twenty-four".