159562896640 has 144 divisors (see below), whose sum is σ = 448609859712. Its totient is φ = 53228593152.

The previous prime is 159562896607. The next prime is 159562896653. The reversal of 159562896640 is 46698265951.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90867 + ... + 572173.

It is an arithmetic number, because the mean of its divisors is an integer number (3115346248).

Almost surely, 2^159562896640 is an apocalyptic number.

159562896640 is a gapful number since it is divisible by the number (10) 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 159562896640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224304929856).

159562896640 is an abundant number, since it is smaller than the sum of its proper divisors (289046963072).

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

159562896640 is an equidigital number, since it uses as much as digits as its factorization.

159562896640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481372 (or 481358 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 61.

The spelling of 159562896640 in words is "one hundred fifty-nine billion, five hundred sixty-two million, eight hundred ninety-six thousand, six hundred forty".