12026216918 has 4 divisors (see below), whose sum is σ = 18039325380. Its totient is φ = 6013108458.

The previous prime is 12026216879. The next prime is 12026216921. The reversal of 12026216918 is 81961262021.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3006554228 + ... + 3006554231.

It is an arithmetic number, because the mean of its divisors is an integer number (4509831345).

Almost surely, 2^12026216918 is an apocalyptic number.

12026216918 is a deficient number, since it is larger than the sum of its proper divisors (6013108462).

12026216918 is an equidigital number, since it uses as much as digits as its factorization.

12026216918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6013108461.

The product of its (nonzero) digits is 20736, while the sum is 38.

Adding to 12026216918 its reverse (81961262021), we get a palindrome (93987478939).

The spelling of 12026216918 in words is "twelve billion, twenty-six million, two hundred sixteen thousand, nine hundred eighteen".