16516116 has 96 divisors (see below), whose sum is σ = 45830400. Its totient is φ = 5132160.

The previous prime is 16516099. The next prime is 16516121. The reversal of 16516116 is 61161561.

16516116 is a `hidden beast` number, since 1 + 651 + 6 + 1 + 1 + 6 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 16516116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151470 + ... + 151578.

It is an arithmetic number, because the mean of its divisors is an integer number (477400).

Almost surely, 2^16516116 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 16516116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22915200).

16516116 is an abundant number, since it is smaller than the sum of its proper divisors (29314284).

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

16516116 is a wasteful number, since it uses less digits than its factorization.

16516116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 198 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 16516116 is about 4064.0024606292. The cubic root of 16516116 is about 254.6650272944.

Adding to 16516116 its reverse (61161561), we get a palindrome (77677677).

The spelling of 16516116 in words is "sixteen million, five hundred sixteen thousand, one hundred sixteen".