12366552226 has 32 divisors (see below), whose sum is σ = 21271848192. Its totient is φ = 5281977600.

The previous prime is 12366552223. The next prime is 12366552227. The reversal of 12366552226 is 62225566321.

It is a super-2 number, since 2×12366552226² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12366552223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7462390 + ... + 7464046.

It is an arithmetic number, because the mean of its divisors is an integer number (664745256).

Almost surely, 2^12366552226 is an apocalyptic number.

12366552226 is a deficient number, since it is larger than the sum of its proper divisors (8905295966).

12366552226 is a wasteful number, since it uses less digits than its factorization.

12366552226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3154.

The product of its digits is 259200, while the sum is 40.

The spelling of 12366552226 in words is "twelve billion, three hundred sixty-six million, five hundred fifty-two thousand, two hundred twenty-six".