Subtracting from 16560 its reverse (6561), we obtain a palindrome (9999).
It is a tau number, because it is divible by the number of its divisors (60).
It is a nialpdrome in base 12.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 16560.
16560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16560 is a wasteful number, since it uses less digits than its factorization.
16560 is an evil number, because the sum of its binary digits is even.
The square root of 16560 is about 128.6856635372. The cubic root of 16560 is about 25.4890379642.
The spelling of 16560 in words is "sixteen thousand, five hundred sixty".