12226011786 has 24 divisors (see below), whose sum is σ = 26500017024. Its totient is φ = 4073748840.

The previous prime is 12226011781. The next prime is 12226011793. The reversal of 12226011786 is 68711062221.

12226011786 is a `hidden beast` number, since 12 + 22 + 601 + 17 + 8 + 6 = 666.

12226011786 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12226011786.

It is not an unprimeable number, because it can be changed into a prime (12226011781) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84436 + ... + 177711.

It is an arithmetic number, because the mean of its divisors is an integer number (1104167376).

Almost surely, 2^12226011786 is an apocalyptic number.

12226011786 is an abundant number, since it is smaller than the sum of its proper divisors (14274005238).

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

12226011786 is a wasteful number, since it uses less digits than its factorization.

12226011786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264746 (or 264743 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The spelling of 12226011786 in words is "twelve billion, two hundred twenty-six million, eleven thousand, seven hundred eighty-six".