12266853837 has 32 divisors (see below), whose sum is σ = 19198771200. Its totient is φ = 6820625280.

The previous prime is 12266853821. The next prime is 12266853847. The reversal of 12266853837 is 73835866221.

It is a happy number.

It is not a de Polignac number, because 12266853837 - 2⁴ = 12266853821 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12266853837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12266853817) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 311164 + ... + 348362.

It is an arithmetic number, because the mean of its divisors is an integer number (599961600).

Almost surely, 2^12266853837 is an apocalyptic number.

It is an amenable number.

12266853837 is a deficient number, since it is larger than the sum of its proper divisors (6931917363).

12266853837 is a wasteful number, since it uses less digits than its factorization.

12266853837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37633.

The product of its digits is 2903040, while the sum is 51.

The spelling of 12266853837 in words is "twelve billion, two hundred sixty-six million, eight hundred fifty-three thousand, eight hundred thirty-seven".