16866317160636 has 24 divisors (see below), whose sum is σ = 39354870269904. Its totient is φ = 5622087116160.

The previous prime is 16866317160611. The next prime is 16866317160793. The reversal of 16866317160636 is 63606171366861.

It is a self number, because there is not a number n which added to its sum of digits gives 16866317160636.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1735656 + ... + 6061776.

It is an arithmetic number, because the mean of its divisors is an integer number (1639786261246).

Almost surely, 2^{16866317160636} is an apocalyptic number.

It is an amenable number.

16866317160636 is an abundant number, since it is smaller than the sum of its proper divisors (22488553109268).

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

16866317160636 is a wasteful number, since it uses less digits than its factorization.

16866317160636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4651021 (or 4651019 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 60.

The spelling of 16866317160636 in words is "sixteen trillion, eight hundred sixty-six billion, three hundred seventeen million, one hundred sixty thousand, six hundred thirty-six".