159271056 has 160 divisors (see below), whose sum is σ = 539648000. Its totient is φ = 44012160.

The previous prime is 159271033. The next prime is 159271069. The reversal of 159271056 is 650172951.

159271056 is a `hidden beast` number, since 1 + 592 + 7 + 10 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 159271056.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92895 + ... + 94593.

It is an arithmetic number, because the mean of its divisors is an integer number (3372800).

Almost surely, 2^159271056 is an apocalyptic number.

159271056 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 159271056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269824000).

159271056 is an abundant number, since it is smaller than the sum of its proper divisors (380376944).

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

159271056 is a wasteful number, since it uses less digits than its factorization.

159271056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754 (or 1742 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 36.

The square root of 159271056 is about 12620.2637056442. The cubic root of 159271056 is about 542.0578271021.

The spelling of 159271056 in words is "one hundred fifty-nine million, two hundred seventy-one thousand, fifty-six".