11889283266 has 36 divisors (see below), whose sum is σ = 29965848822. Its totient is φ = 3396937824.

The previous prime is 11889283261. The next prime is 11889283327. The reversal of 11889283266 is 66238298811.

It can be written as a sum of positive squares in only one way, i.e., 8910416025 + 2978867241 = 94395^2 + 54579^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11889283261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6739075 + ... + 6740838.

Almost surely, 2^11889283266 is an apocalyptic number.

11889283266 is an abundant number, since it is smaller than the sum of its proper divisors (18076565556).

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

11889283266 is a wasteful number, since it uses less digits than its factorization.

11889283266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13479935 (or 13479925 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 54.

The spelling of 11889283266 in words is "eleven billion, eight hundred eighty-nine million, two hundred eighty-three thousand, two hundred sixty-six".