12243186609 has 8 divisors (see below), whose sum is σ = 16332789792. Its totient is φ = 8157853920.

The previous prime is 12243186607. The next prime is 12243186671. The reversal of 12243186609 is 90668134221.

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

It is not a de Polignac number, because 12243186609 - 2¹ = 12243186607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12243186601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1060927 + ... + 1072404.

It is an arithmetic number, because the mean of its divisors is an integer number (2041598724).

Almost surely, 2^12243186609 is an apocalyptic number.

It is an amenable number.

12243186609 is a deficient number, since it is larger than the sum of its proper divisors (4089603183).

12243186609 is a wasteful number, since it uses less digits than its factorization.

12243186609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135247.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 12243186609 in words is "twelve billion, two hundred forty-three million, one hundred eighty-six thousand, six hundred nine".