16663088 has 20 divisors (see below), whose sum is σ = 34768608. Its totient is φ = 7690560.

The previous prime is 16663037. The next prime is 16663091. The reversal of 16663088 is 88036661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39848 + ... + 40263.

Almost surely, 2^16663088 is an apocalyptic number.

It is an amenable number.

16663088 is an abundant number, since it is smaller than the sum of its proper divisors (18105520).

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

16663088 is a wasteful number, since it uses less digits than its factorization.

16663088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80132 (or 80126 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 16663088 is about 4082.0445857438. The cubic root of 16663088 is about 255.4181937157.

The spelling of 16663088 in words is "sixteen million, six hundred sixty-three thousand, eighty-eight".