159394916128 has 144 divisors (see below), whose sum is σ = 396653241600. Its totient is φ = 62628733440.

The previous prime is 159394916041. The next prime is 159394916143. The reversal of 159394916128 is 821619493951.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 837258 + ... + 1009846.

It is an arithmetic number, because the mean of its divisors is an integer number (2754536400).

Almost surely, 2^159394916128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159394916128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198326620800).

159394916128 is an abundant number, since it is smaller than the sum of its proper divisors (237258325472).

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

159394916128 is a wasteful number, since it uses less digits than its factorization.

159394916128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172663 (or 172648 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 58.

The spelling of 159394916128 in words is "one hundred fifty-nine billion, three hundred ninety-four million, nine hundred sixteen thousand, one hundred twenty-eight".