12226066537266 has 64 divisors (see below), whose sum is σ = 27355111776000. Its totient is φ = 4047451728768.

The previous prime is 12226066537241. The next prime is 12226066537301. The reversal of 12226066537266 is 66273566062221.

It is a happy number.

12226066537266 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 606 + 6 + 5 + 3 + 7 + 26 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61106046 + ... + 61305798.

It is an arithmetic number, because the mean of its divisors is an integer number (427423621500).

Almost surely, 2^{12226066537266} is an apocalyptic number.

12226066537266 is an abundant number, since it is smaller than the sum of its proper divisors (15129045238734).

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

12226066537266 is a wasteful number, since it uses less digits than its factorization.

12226066537266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207520 (or 207514 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 54.

The spelling of 12226066537266 in words is "twelve trillion, two hundred twenty-six billion, sixty-six million, five hundred thirty-seven thousand, two hundred sixty-six".