159847111066 has 8 divisors (see below), whose sum is σ = 245618731764. Its totient is φ = 77974200480.

The previous prime is 159847111043. The next prime is 159847111129. The reversal of 159847111066 is 660111748951.

159847111066 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 2 ways, for example, as 115338348225 + 44508762841 = 339615^2 + 210971^2 .

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

It is a super-2 number, since 2×159847111066² (a number of 23 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 974677425 + ... + 974677588.

Almost surely, 2^159847111066 is an apocalyptic number.

159847111066 is a deficient number, since it is larger than the sum of its proper divisors (85771620698).

159847111066 is a wasteful number, since it uses less digits than its factorization.

159847111066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949355056.

The product of its (nonzero) digits is 362880, while the sum is 49.

The spelling of 159847111066 in words is "one hundred fifty-nine billion, eight hundred forty-seven million, one hundred eleven thousand, sixty-six".