159044544 has 84 divisors (see below), whose sum is σ = 462412080. Its totient is φ = 52254720.

The previous prime is 159044521. The next prime is 159044549. The reversal of 159044544 is 445440951.

159044544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 159044499 and 159044508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159044549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38952 + ... + 42840.

Almost surely, 2^159044544 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 159044544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231206040).

159044544 is an abundant number, since it is smaller than the sum of its proper divisors (303367536).

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

159044544 is a wasteful number, since it uses less digits than its factorization.

159044544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978 (or 3965 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 159044544 is about 12611.2863737210. The cubic root of 159044544 is about 541.8007373795.

The spelling of 159044544 in words is "one hundred fifty-nine million, forty-four thousand, five hundred forty-four".