11166074945 has 16 divisors (see below), whose sum is σ = 14315039040. Its totient is φ = 8336395584.

The previous prime is 11166074921. The next prime is 11166074947. The reversal of 11166074945 is 54947066111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11166074945 - 2¹⁰ = 11166073921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11166074896 and 11166074905.

It is not an unprimeable number, because it can be changed into a prime (11166074947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 870782 + ... + 883511.

It is an arithmetic number, because the mean of its divisors is an integer number (894689940).

Almost surely, 2^11166074945 is an apocalyptic number.

It is an amenable number.

11166074945 is a deficient number, since it is larger than the sum of its proper divisors (3148964095).

11166074945 is a wasteful number, since it uses less digits than its factorization.

11166074945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754384.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 11166074945 in words is "eleven billion, one hundred sixty-six million, seventy-four thousand, nine hundred forty-five".