12432209318 has 8 divisors (see below), whose sum is σ = 18649174080. Its totient is φ = 6215817960.

The previous prime is 12432209287. The next prime is 12432209347. The reversal of 12432209318 is 81390223421.

It is a happy number.

12432209318 is digitally balanced in base 5, 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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84278 + ... + 178793.

It is an arithmetic number, because the mean of its divisors is an integer number (2331146760).

Almost surely, 2^12432209318 is an apocalyptic number.

12432209318 is a deficient number, since it is larger than the sum of its proper divisors (6216964762).

12432209318 is a wasteful number, since it uses less digits than its factorization.

12432209318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286702.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 12432209318 in words is "twelve billion, four hundred thirty-two million, two hundred nine thousand, three hundred eighteen".