66350159198 has 16 divisors (see below), whose sum is σ = 104851739520. Its totient is φ = 31402523736.

The previous prime is 66350159189. The next prime is 66350159201. The reversal of 66350159198 is 89195105366.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690386 + ... + 780597.

It is an arithmetic number, because the mean of its divisors is an integer number (6553233720).

Almost surely, 2^66350159198 is an apocalyptic number.

66350159198 is a deficient number, since it is larger than the sum of its proper divisors (38501580322).

66350159198 is a wasteful number, since it uses less digits than its factorization.

66350159198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472191.

The product of its (nonzero) digits is 1749600, while the sum is 53.

The spelling of 66350159198 in words is "sixty-six billion, three hundred fifty million, one hundred fifty-nine thousand, one hundred ninety-eight".