159674518216 has 8 divisors (see below), whose sum is σ = 299389721670. Its totient is φ = 79837259104.

The previous prime is 159674518193. The next prime is 159674518243. The reversal of 159674518216 is 612815476951.

159674518216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 152760595716 + 6913922500 = 390846^2 + 83150^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9979657381 + ... + 9979657396.

Almost surely, 2^159674518216 is an apocalyptic number.

It is an amenable number.

159674518216 is a deficient number, since it is larger than the sum of its proper divisors (139715203454).

159674518216 is a wasteful number, since it uses less digits than its factorization.

159674518216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19959314783 (or 19959314779 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 55.

The spelling of 159674518216 in words is "one hundred fifty-nine billion, six hundred seventy-four million, five hundred eighteen thousand, two hundred sixteen".