16836668701666 has 16 divisors (see below), whose sum is σ = 27803673089280. Its totient is φ = 7582819931280.

The previous prime is 16836668701661. The next prime is 16836668701679. The reversal of 16836668701666 is 66610786663861.

It is a happy number.

16836668701666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16836668701666² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16836668701595 and 16836668701604.

It is not an unprimeable number, because it can be changed into a prime (16836668701661) 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, 3510562386 + ... + 3510567181.

It is an arithmetic number, because the mean of its divisors is an integer number (1737729568080).

Almost surely, 2^{16836668701666} is an apocalyptic number.

16836668701666 is a deficient number, since it is larger than the sum of its proper divisors (10967004387614).

16836668701666 is a wasteful number, since it uses less digits than its factorization.

16836668701666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7021129689.

The product of its (nonzero) digits is 376233984, while the sum is 70.

The spelling of 16836668701666 in words is "sixteen trillion, eight hundred thirty-six billion, six hundred sixty-eight million, seven hundred one thousand, six hundred sixty-six".