12315327266 has 8 divisors (see below), whose sum is σ = 20152353744. Its totient is φ = 5597876020.

The previous prime is 12315327257. The next prime is 12315327331. The reversal of 12315327266 is 66272351321.

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

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, 279893780 + ... + 279893823.

It is an arithmetic number, because the mean of its divisors is an integer number (2519044218).

Almost surely, 2^12315327266 is an apocalyptic number.

12315327266 is a deficient number, since it is larger than the sum of its proper divisors (7837026478).

12315327266 is a wasteful number, since it uses less digits than its factorization.

12315327266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559787616.

The product of its digits is 90720, while the sum is 38.

Adding to 12315327266 its reverse (66272351321), we get a palindrome (78587678587).

The spelling of 12315327266 in words is "twelve billion, three hundred fifteen million, three hundred twenty-seven thousand, two hundred sixty-six".