159444561232 has 20 divisors (see below), whose sum is σ = 337007822976. Its totient is φ = 72474800480.

The previous prime is 159444561197. The next prime is 159444561271. The reversal of 159444561232 is 232165444951.

159444561232 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 3 ways as a sum of consecutive naturals, for example, 452967328 + ... + 452967679.

Almost surely, 2^159444561232 is an apocalyptic number.

It is an amenable number.

159444561232 is an abundant number, since it is smaller than the sum of its proper divisors (177563261744).

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

159444561232 is a wasteful number, since it uses less digits than its factorization.

159444561232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905935026 (or 905935020 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The spelling of 159444561232 in words is "one hundred fifty-nine billion, four hundred forty-four million, five hundred sixty-one thousand, two hundred thirty-two".