11113044444 has 36 divisors (see below), whose sum is σ = 29569798440. Its totient is φ = 3509382240.

The previous prime is 11113044433. The next prime is 11113044451. The reversal of 11113044444 is 44444031111.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8122887 + ... + 8124254.

It is an arithmetic number, because the mean of its divisors is an integer number (821383290).

Almost surely, 2^11113044444 is an apocalyptic number.

It is an amenable number.

11113044444 is an abundant number, since it is smaller than the sum of its proper divisors (18456753996).

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

11113044444 is a wasteful number, since it uses less digits than its factorization.

11113044444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16247170 (or 16247165 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 11113044444 its reverse (44444031111), we get a palindrome (55557075555).

The spelling of 11113044444 in words is "eleven billion, one hundred thirteen million, forty-four thousand, four hundred forty-four".