159031183432 has 128 divisors (see below), whose sum is σ = 354120439680. Its totient is φ = 66131968000.

The previous prime is 159031183429. The next prime is 159031183439. The reversal of 159031183432 is 234381130951.

It is not an unprimeable number, because it can be changed into a prime (159031183439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17230803 + ... + 17240029.

It is an arithmetic number, because the mean of its divisors is an integer number (2766565935).

Almost surely, 2^159031183432 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 159031183432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177060219840).

159031183432 is an abundant number, since it is smaller than the sum of its proper divisors (195089256248).

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

159031183432 is a wasteful number, since it uses less digits than its factorization.

159031183432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9583 (or 9579 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 159031183432 in words is "one hundred fifty-nine billion, thirty-one million, one hundred eighty-three thousand, four hundred thirty-two".