14218866636 has 48 divisors (see below), whose sum is σ = 35910905184. Its totient is φ = 4352818176.

The previous prime is 14218866577. The next prime is 14218866637. The reversal of 14218866636 is 63666881241.

It is not an unprimeable number, because it can be changed into a prime (14218866637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200605 + ... + 262068.

It is an arithmetic number, because the mean of its divisors is an integer number (748143858).

Almost surely, 2^14218866636 is an apocalyptic number.

It is an amenable number.

14218866636 is an abundant number, since it is smaller than the sum of its proper divisors (21692038548).

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

14218866636 is a wasteful number, since it uses less digits than its factorization.

14218866636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462890 (or 462888 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 51.

The spelling of 14218866636 in words is "fourteen billion, two hundred eighteen million, eight hundred sixty-six thousand, six hundred thirty-six".