159137846644 has 144 divisors (see below), whose sum is σ = 339597135360. Its totient is φ = 64985760000.

The previous prime is 159137846519. The next prime is 159137846663. The reversal of 159137846644 is 446648731951.

159137846644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 129485022 + ... + 129486250.

It is an arithmetic number, because the mean of its divisors is an integer number (2358313440).

Almost surely, 2^159137846644 is an apocalyptic number.

159137846644 is a gapful number since it is divisible by the number (14) 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 159137846644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169798567680).

159137846644 is an abundant number, since it is smaller than the sum of its proper divisors (180459288716).

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

159137846644 is a wasteful number, since it uses less digits than its factorization.

159137846644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590 (or 1581 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 58.

The spelling of 159137846644 in words is "one hundred fifty-nine billion, one hundred thirty-seven million, eight hundred forty-six thousand, six hundred forty-four".