11663116266 has 16 divisors (see below), whose sum is σ = 23868703584. Its totient is φ = 3797293584.

The previous prime is 11663116249. The next prime is 11663116273. The reversal of 11663116266 is 66261136611.

It is a nude number because it is divisible by every one of its digits.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22602681 + ... + 22603196.

It is an arithmetic number, because the mean of its divisors is an integer number (1491793974).

Almost surely, 2^11663116266 is an apocalyptic number.

11663116266 is an abundant number, since it is smaller than the sum of its proper divisors (12205587318).

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

11663116266 is a wasteful number, since it uses less digits than its factorization.

11663116266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45205925.

The product of its digits is 46656, while the sum is 39.

The spelling of 11663116266 in words is "eleven billion, six hundred sixty-three million, one hundred sixteen thousand, two hundred sixty-six".