12260906666 has 8 divisors (see below), whose sum is σ = 18391961604. Its totient is φ = 6130252800.

The previous prime is 12260906659. The next prime is 12260906681. The reversal of 12260906666 is 66660906221.

It can be written as a sum of positive squares in 2 ways, for example, as 11453494441 + 807412225 = 107021^2 + 28415^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 6185 + ... + 156716.

Almost surely, 2^12260906666 is an apocalyptic number.

12260906666 is a deficient number, since it is larger than the sum of its proper divisors (6131054938).

12260906666 is a wasteful number, since it uses less digits than its factorization.

12260906666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200536.

The product of its (nonzero) digits is 279936, while the sum is 44.

The spelling of 12260906666 in words is "twelve billion, two hundred sixty million, nine hundred six thousand, six hundred sixty-six".