16536168 has 48 divisors (see below), whose sum is σ = 48859200. Its totient is φ = 5010720.

The previous prime is 16536167. The next prime is 16536197. The reversal of 16536168 is 86163561.

It is a happy number.

16536168 is digitally balanced in base 2 and base 4, because in such bases 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 (36).

It is not an unprimeable number, because it can be changed into a prime (16536167) 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, 9648 + ... + 11231.

It is an arithmetic number, because the mean of its divisors is an integer number (1017900).

Almost surely, 2^16536168 is an apocalyptic number.

16536168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16536168 is an abundant number, since it is smaller than the sum of its proper divisors (32323032).

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

16536168 is a wasteful number, since it uses less digits than its factorization.

16536168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20902 (or 20895 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 16536168 is about 4066.4687383527. The cubic root of 16536168 is about 254.7680474379.

The spelling of 16536168 in words is "sixteen million, five hundred thirty-six thousand, one hundred sixty-eight".