159633966 has 8 divisors (see below), whose sum is σ = 319267944. Its totient is φ = 53211320.

The previous prime is 159633937. The next prime is 159633977. The reversal of 159633966 is 669336951.

It is a sphenic number, since it is the product of 3 distinct primes.

159633966 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13302825 + ... + 13302836.

It is an arithmetic number, because the mean of its divisors is an integer number (39908493).

Almost surely, 2^159633966 is an apocalyptic number.

159633966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

159633966 is a wasteful number, since it uses less digits than its factorization.

159633966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26605666.

The product of its digits is 787320, while the sum is 48.

The square root of 159633966 is about 12634.6335918380. The cubic root of 159633966 is about 542.4692200818.

The spelling of 159633966 in words is "one hundred fifty-nine million, six hundred thirty-three thousand, nine hundred sixty-six".