12265127166 has 16 divisors (see below), whose sum is σ = 24531341184. Its totient is φ = 4088194584.

The previous prime is 12265127143. The next prime is 12265127183. The reversal of 12265127166 is 66172156221.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 232441 + ... + 280283.

It is an arithmetic number, because the mean of its divisors is an integer number (1533208824).

Almost surely, 2^12265127166 is an apocalyptic number.

12265127166 is an abundant number, since it is smaller than the sum of its proper divisors (12266214018).

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

12265127166 is a wasteful number, since it uses less digits than its factorization.

12265127166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90575.

The product of its digits is 60480, while the sum is 39.

The spelling of 12265127166 in words is "twelve billion, two hundred sixty-five million, one hundred twenty-seven thousand, one hundred sixty-six".