12633210066 has 16 divisors (see below), whose sum is σ = 25269297984. Its totient is φ = 4210590384.

The previous prime is 12633210061. The next prime is 12633210077. The reversal of 12633210066 is 66001233621.

It is not an unprimeable number, because it can be changed into a prime (12633210061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60585 + ... + 170108.

It is an arithmetic number, because the mean of its divisors is an integer number (1579331124).

Almost surely, 2^12633210066 is an apocalyptic number.

12633210066 is an abundant number, since it is smaller than the sum of its proper divisors (12636087918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12633210066 is a wasteful number, since it uses less digits than its factorization.

12633210066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239825.

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 12633210066 its reverse (66001233621), we get a palindrome (78634443687).

The spelling of 12633210066 in words is "twelve billion, six hundred thirty-three million, two hundred ten thousand, sixty-six".