11164443844 has 48 divisors (see below), whose sum is σ = 19925051328. Its totient is φ = 5473061888.

The previous prime is 11164443817. The next prime is 11164443853. The reversal of 11164443844 is 44834446111.

It is a happy number.

11164443844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11164443797 and 11164443806.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23906499 + ... + 23906965.

It is an arithmetic number, because the mean of its divisors is an integer number (415105236).

Almost surely, 2^11164443844 is an apocalyptic number.

It is an amenable number.

11164443844 is a deficient number, since it is larger than the sum of its proper divisors (8760607484).

11164443844 is a wasteful number, since it uses less digits than its factorization.

11164443844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044 (or 1042 counting only the distinct ones).

The product of its digits is 147456, while the sum is 40.

Adding to 11164443844 its reverse (44834446111), we get a palindrome (55998889955).

The spelling of 11164443844 in words is "eleven billion, one hundred sixty-four million, four hundred forty-three thousand, eight hundred forty-four".