159671216 has 40 divisors (see below), whose sum is σ = 321869280. Its totient is φ = 76640256.

The previous prime is 159671209. The next prime is 159671219. The reversal of 159671216 is 612176951.

It is a self number, because there is not a number n which added to its sum of digits gives 159671216.

It is not an unprimeable number, because it can be changed into a prime (159671219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88661 + ... + 90443.

It is an arithmetic number, because the mean of its divisors is an integer number (8046732).

Almost surely, 2^159671216 is an apocalyptic number.

159671216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159671216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160934640).

159671216 is an abundant number, since it is smaller than the sum of its proper divisors (162198064).

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

159671216 is a wasteful number, since it uses less digits than its factorization.

159671216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2013 (or 2007 counting only the distinct ones).

The product of its digits is 22680, while the sum is 38.

The square root of 159671216 is about 12636.1076285381. The cubic root of 159671216 is about 542.5114112007.

The spelling of 159671216 in words is "one hundred fifty-nine million, six hundred seventy-one thousand, two hundred sixteen".