11155166012 has 12 divisors (see below), whose sum is σ = 20669866560. Its totient is φ = 5249489856.

The previous prime is 11155165993. The next prime is 11155166021. The reversal of 11155166012 is 21066155111.

11155166012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 82023212 + ... + 82023347.

It is an arithmetic number, because the mean of its divisors is an integer number (1722488880).

Almost surely, 2^11155166012 is an apocalyptic number.

It is an amenable number.

11155166012 is a deficient number, since it is larger than the sum of its proper divisors (9514700548).

11155166012 is a wasteful number, since it uses less digits than its factorization.

11155166012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164046580 (or 164046578 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 29.

The spelling of 11155166012 in words is "eleven billion, one hundred fifty-five million, one hundred sixty-six thousand, twelve".