216110016 has 84 divisors (see below), whose sum is σ = 634617984. Its totient is φ = 70272000.

The previous prime is 216109997. The next prime is 216110017. The reversal of 216110016 is 610011612.

216110016 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216110017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19041 + ... + 28191.

It is an arithmetic number, because the mean of its divisors is an integer number (7554976).

Almost surely, 2^216110016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216110016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317308992).

216110016 is an abundant number, since it is smaller than the sum of its proper divisors (418507968).

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

216110016 is a wasteful number, since it uses less digits than its factorization.

216110016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9210 (or 9197 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 216110016 is about 14700.6808005616. The cubic root of 216110016 is about 600.1018493769.

Adding to 216110016 its reverse (610011612), we get a palindrome (826121628).

The spelling of 216110016 in words is "two hundred sixteen million, one hundred ten thousand, sixteen".