11216268845 has 6 divisors (see below), whose sum is σ = 13459806798. Its totient is φ = 8972825624.

The previous prime is 11216268829. The next prime is 11216268851. The reversal of 11216268845 is 54886261211.

11216268845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8973015076 + 2243253769 = 94726^2 + 47363^2 .

It is not a de Polignac number, because 11216268845 - 2⁴ = 11216268829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11216268796 and 11216268805.

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 5 ways as a sum of consecutive naturals, for example, 213134 + ... + 260496.

It is an arithmetic number, because the mean of its divisors is an integer number (2243301133).

Almost surely, 2^11216268845 is an apocalyptic number.

It is an amenable number.

11216268845 is a deficient number, since it is larger than the sum of its proper divisors (2243537953).

11216268845 is an frugal number, since it uses more digits than its factorization.

11216268845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94731 (or 47368 counting only the distinct ones).

The product of its digits is 184320, while the sum is 44.

The spelling of 11216268845 in words is "eleven billion, two hundred sixteen million, two hundred sixty-eight thousand, eight hundred forty-five".