66017008 has 10 divisors (see below), whose sum is σ = 127907984. Its totient is φ = 33008496.

The previous prime is 66016981. The next prime is 66017023. The reversal of 66017008 is 80071066.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2063016 + ... + 2063047.

Almost surely, 2^66017008 is an apocalyptic number.

It is an amenable number.

66017008 is a deficient number, since it is larger than the sum of its proper divisors (61890976).

66017008 is a wasteful number, since it uses less digits than its factorization.

66017008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126071 (or 4126065 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 66017008 is about 8125.0851072466. The cubic root of 66017008 is about 404.1587129243.

The spelling of 66017008 in words is "sixty-six million, seventeen thousand, eight".