11105055556 has 12 divisors (see below), whose sum is σ = 22210111168. Its totient is φ = 4759309512.

The previous prime is 11105055547. The next prime is 11105055589. The reversal of 11105055556 is 65555050111.

11105055556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

11105055556 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 198304536 + ... + 198304591.

Almost surely, 2^11105055556 is an apocalyptic number.

It is an amenable number.

11105055556 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11105055556 is a wasteful number, since it uses less digits than its factorization.

11105055556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396609138 (or 396609136 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 34.

The spelling of 11105055556 in words is "eleven billion, one hundred five million, fifty-five thousand, five hundred fifty-six".