159867117904 has 80 divisors (see below), whose sum is σ = 354125459520. Its totient is φ = 69260728320.

The previous prime is 159867117901. The next prime is 159867117913. The reversal of 159867117904 is 409711768951.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159867117901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1280499 + ... + 1399789.

It is an arithmetic number, because the mean of its divisors is an integer number (4426568244).

Almost surely, 2^159867117904 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 159867117904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177062729760).

159867117904 is an abundant number, since it is smaller than the sum of its proper divisors (194258341616).

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

159867117904 is a wasteful number, since it uses less digits than its factorization.

159867117904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119708 (or 119702 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 58.

The spelling of 159867117904 in words is "one hundred fifty-nine billion, eight hundred sixty-seven million, one hundred seventeen thousand, nine hundred four".