12226765165 has 8 divisors (see below), whose sum is σ = 14684122368. Its totient is φ = 9773409360.

The previous prime is 12226765151. The next prime is 12226765193. The reversal of 12226765165 is 56156762221.

12226765165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12226765165 - 2⁷ = 12226765037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 993621 + ... + 1005850.

It is an arithmetic number, because the mean of its divisors is an integer number (1835515296).

Almost surely, 2^12226765165 is an apocalyptic number.

It is an amenable number.

12226765165 is a deficient number, since it is larger than the sum of its proper divisors (2457357203).

12226765165 is a wasteful number, since it uses less digits than its factorization.

12226765165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000699.

The product of its digits is 302400, while the sum is 43.

The spelling of 12226765165 in words is "twelve billion, two hundred twenty-six million, seven hundred sixty-five thousand, one hundred sixty-five".