12436312466 has 8 divisors (see below), whose sum is σ = 18684704700. Its totient is φ = 6208077568.

The previous prime is 12436312429. The next prime is 12436312477. The reversal of 12436312466 is 66421363421.

It can be written as a sum of positive squares in 2 ways, for example, as 9495528025 + 2940784441 = 97445^2 + 54229^2 .

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, 5037791 + ... + 5040258.

Almost surely, 2^12436312466 is an apocalyptic number.

12436312466 is a deficient number, since it is larger than the sum of its proper divisors (6248392234).

12436312466 is a wasteful number, since it uses less digits than its factorization.

12436312466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10078668.

The product of its digits is 124416, while the sum is 38.

Adding to 12436312466 its reverse (66421363421), we get a palindrome (78857675887).

The spelling of 12436312466 in words is "twelve billion, four hundred thirty-six million, three hundred twelve thousand, four hundred sixty-six".