11155116566105 has 16 divisors (see below), whose sum is σ = 13493707315200. Its totient is φ = 8852641928640.

The previous prime is 11155116566101. The next prime is 11155116566107. The reversal of 11155116566105 is 50166561155111.

It is not a de Polignac number, because 11155116566105 - 2² = 11155116566101 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11155116566101) by changing a digit.

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, 15925610 + ... + 16611299.

It is an arithmetic number, because the mean of its divisors is an integer number (843356707200).

Almost surely, 2^{11155116566105} is an apocalyptic number.

It is an amenable number.

11155116566105 is a deficient number, since it is larger than the sum of its proper divisors (2338590749095).

11155116566105 is a wasteful number, since it uses less digits than its factorization.

11155116566105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32537464.

The product of its (nonzero) digits is 135000, while the sum is 44.

The spelling of 11155116566105 in words is "eleven trillion, one hundred fifty-five billion, one hundred sixteen million, five hundred sixty-six thousand, one hundred five".