16663586822 has 8 divisors (see below), whose sum is σ = 25148726616. Its totient is φ = 8280677952.

The previous prime is 16663586801. The next prime is 16663586833. The reversal of 16663586822 is 22868536661.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25557323 + ... + 25557974.

It is an arithmetic number, because the mean of its divisors is an integer number (3143590827).

Almost surely, 2^16663586822 is an apocalyptic number.

16663586822 is a deficient number, since it is larger than the sum of its proper divisors (8485139794).

16663586822 is a wasteful number, since it uses less digits than its factorization.

16663586822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51115462.

The product of its digits is 4976640, while the sum is 53.

The spelling of 16663586822 in words is "sixteen billion, six hundred sixty-three million, five hundred eighty-six thousand, eight hundred twenty-two".