12216636034 has 8 divisors (see below), whose sum is σ = 18328738428. Its totient is φ = 6107056560.

The previous prime is 12216636011. The next prime is 12216636043. The reversal of 12216636034 is 43063661221.

It can be written as a sum of positive squares in 2 ways, for example, as 12209587009 + 7049025 = 110497^2 + 2655^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 618577 + ... + 638020.

Almost surely, 2^12216636034 is an apocalyptic number.

12216636034 is a deficient number, since it is larger than the sum of its proper divisors (6112102394).

12216636034 is a wasteful number, since it uses less digits than its factorization.

12216636034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261460.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 12216636034 in words is "twelve billion, two hundred sixteen million, six hundred thirty-six thousand, thirty-four".