159945984 has 108 divisors (see below), whose sum is σ = 503167392. Its totient is φ = 48460800.

The previous prime is 159945977. The next prime is 159946021. The reversal of 159945984 is 489549951.

159945984 is a `hidden beast` number, since 1 + 599 + 45 + 9 + 8 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 159945984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22189 + ... + 28499.

Almost surely, 2^159945984 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 159945984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251583696).

159945984 is an abundant number, since it is smaller than the sum of its proper divisors (343221408).

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

159945984 is a wasteful number, since it uses less digits than its factorization.

159945984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6344 (or 6327 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 54.

The square root of 159945984 is about 12646.9752905586. The cubic root of 159945984 is about 542.8224239503.

The spelling of 159945984 in words is "one hundred fifty-nine million, nine hundred forty-five thousand, nine hundred eighty-four".