66350606 has 24 divisors (see below), whose sum is σ = 116439600. Its totient is φ = 28344540.

The previous prime is 66350597. The next prime is 66350611. The reversal of 66350606 is 60605366.

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, 213191 + ... + 213501.

It is an arithmetic number, because the mean of its divisors is an integer number (4851650).

Almost surely, 2^66350606 is an apocalyptic number.

66350606 is a deficient number, since it is larger than the sum of its proper divisors (50088994).

66350606 is an frugal number, since it uses more digits than its factorization.

66350606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 66350606 is about 8145.5881310069. The cubic root of 66350606 is about 404.8383361275.

The spelling of 66350606 in words is "sixty-six million, three hundred fifty thousand, six hundred six".