12323636918 has 8 divisors (see below), whose sum is σ = 18798768360. Its totient is φ = 6057380800.

The previous prime is 12323636917. The next prime is 12323636929. The reversal of 12323636918 is 81963632321.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323636917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52218683 + ... + 52218918.

It is an arithmetic number, because the mean of its divisors is an integer number (2349846045).

Almost surely, 2^12323636918 is an apocalyptic number.

12323636918 is a deficient number, since it is larger than the sum of its proper divisors (6475131442).

12323636918 is a wasteful number, since it uses less digits than its factorization.

12323636918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104437662.

The product of its digits is 279936, while the sum is 44.

The spelling of 12323636918 in words is "twelve billion, three hundred twenty-three million, six hundred thirty-six thousand, nine hundred eighteen".