16016816 has 20 divisors (see below), whose sum is σ = 32103600. Its totient is φ = 7732032.

The previous prime is 16016813. The next prime is 16016837. The reversal of 16016816 is 61861061.

16016816 is digitally balanced in base 2, 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 (29).

It is not an unprimeable number, because it can be changed into a prime (16016813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16796 + ... + 17723.

It is an arithmetic number, because the mean of its divisors is an integer number (1605180).

Almost surely, 2^16016816 is an apocalyptic number.

16016816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16016816 is an abundant number, since it is smaller than the sum of its proper divisors (16086784).

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

16016816 is a wasteful number, since it uses less digits than its factorization.

16016816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34556 (or 34550 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 16016816 is about 4002.1014479895. The cubic root of 16016816 is about 252.0724575384.

Adding to 16016816 its reverse (61861061), we get a palindrome (77877877).

The spelling of 16016816 in words is "sixteen million, sixteen thousand, eight hundred sixteen".