16686352011201 has 8 divisors (see below), whose sum is σ = 22553242901280. Its totient is φ = 10971847897632.

The previous prime is 16686352011163. The next prime is 16686352011221. The reversal of 16686352011201 is 10211025368661.

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

It is not a de Polignac number, because 16686352011201 - 2⁷ = 16686352011073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16686352011221) 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, 38096693871 + ... + 38096694308.

It is an arithmetic number, because the mean of its divisors is an integer number (2819155362660).

Almost surely, 2^{16686352011201} is an apocalyptic number.

It is an amenable number.

16686352011201 is a deficient number, since it is larger than the sum of its proper divisors (5866890890079).

16686352011201 is an equidigital number, since it uses as much as digits as its factorization.

16686352011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76193388255.

The product of its (nonzero) digits is 103680, while the sum is 42.

Adding to 16686352011201 its reverse (10211025368661), we get a palindrome (26897377379862).

The spelling of 16686352011201 in words is "sixteen trillion, six hundred eighty-six billion, three hundred fifty-two million, eleven thousand, two hundred one".