12266866944 has 108 divisors (see below), whose sum is σ = 37230029200. Its totient is φ = 3873733632.

The previous prime is 12266866903. The next prime is 12266866949. The reversal of 12266866944 is 44966866221.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is not an unprimeable number, because it can be changed into a prime (12266866949) 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 11 ways as a sum of consecutive naturals, for example, 96334 + ... + 183885.

Almost surely, 2^12266866944 is an apocalyptic number.

It is an amenable number.

12266866944 is an abundant number, since it is smaller than the sum of its proper divisors (24963162256).

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

12266866944 is a wasteful number, since it uses less digits than its factorization.

12266866944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280260 (or 280243 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 54.

The spelling of 12266866944 in words is "twelve billion, two hundred sixty-six million, eight hundred sixty-six thousand, nine hundred forty-four".