11140444430 has 64 divisors (see below), whose sum is σ = 20684317248. Its totient is φ = 4318617600.

The previous prime is 11140444361. The next prime is 11140444433. The reversal of 11140444430 is 3444404111.

It is a self number, because there is not a number n which added to its sum of digits gives 11140444430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140444433) 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 31 ways as a sum of consecutive naturals, for example, 13059884 + ... + 13060736.

It is an arithmetic number, because the mean of its divisors is an integer number (323192457).

Almost surely, 2^11140444430 is an apocalyptic number.

11140444430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11140444430 is a deficient number, since it is larger than the sum of its proper divisors (9543872818).

11140444430 is a wasteful number, since it uses less digits than its factorization.

11140444430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 11140444430 its reverse (3444404111), we get a palindrome (14584848541).

The spelling of 11140444430 in words is "eleven billion, one hundred forty million, four hundred forty-four thousand, four hundred thirty".