16680063 has 8 divisors (see below), whose sum is σ = 22277248. Its totient is φ = 11101464.

The previous prime is 16680061. The next prime is 16680089. The reversal of 16680063 is 36008661.

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

It is not a de Polignac number, because 16680063 - 2¹ = 16680061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16680063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16680061) 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, 2395 + ... + 6252.

It is an arithmetic number, because the mean of its divisors is an integer number (2784656).

Almost surely, 2^16680063 is an apocalyptic number.

16680063 is a deficient number, since it is larger than the sum of its proper divisors (5597185).

16680063 is an equidigital number, since it uses as much as digits as its factorization.

16680063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9293.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 16680063 is about 4084.1232841333. The cubic root of 16680063 is about 255.5048973802.

The spelling of 16680063 in words is "sixteen million, six hundred eighty thousand, sixty-three".