159142118705 has 16 divisors (see below), whose sum is σ = 195408916560. Its totient is φ = 124375400448.

The previous prime is 159142118689. The next prime is 159142118711. The reversal of 159142118705 is 507811241951.

It can be written as a sum of positive squares in 8 ways, for example, as 1356006976 + 157786111729 = 36824^2 + 397223^2 .

It is a cyclic number.

It is not a de Polignac number, because 159142118705 - 2⁴ = 159142118689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1226960 + ... + 1350449.

It is an arithmetic number, because the mean of its divisors is an integer number (12213057285).

Almost surely, 2^159142118705 is an apocalyptic number.

It is an amenable number.

159142118705 is a deficient number, since it is larger than the sum of its proper divisors (36266797855).

159142118705 is a wasteful number, since it uses less digits than its factorization.

159142118705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577700.

The product of its (nonzero) digits is 100800, while the sum is 44.

The spelling of 159142118705 in words is "one hundred fifty-nine billion, one hundred forty-two million, one hundred eighteen thousand, seven hundred five".