16676568 has 48 divisors (see below), whose sum is σ = 45853080. Its totient is φ = 5474304.

The previous prime is 16676549. The next prime is 16676573. The reversal of 16676568 is 86567661.

16676568 is a `hidden beast` number, since 16 + 6 + 76 + 568 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3096 + ... + 6552.

Almost surely, 2^16676568 is an apocalyptic number.

16676568 is a gapful number since it is divisible by the number (18) 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 16676568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22926540).

16676568 is an abundant number, since it is smaller than the sum of its proper divisors (29176512).

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

16676568 is a wasteful number, since it uses less digits than its factorization.

16676568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536 (or 3529 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 16676568 is about 4083.6953853097. The cubic root of 16676568 is about 255.4870506852.

The spelling of 16676568 in words is "sixteen million, six hundred seventy-six thousand, five hundred sixty-eight".