159946688 has 56 divisors (see below), whose sum is σ = 351519744. Its totient is φ = 71596800.

The previous prime is 159946681. The next prime is 159946691. The reversal of 159946688 is 886649951.

It is a happy number.

159946688 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159946681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45473 + ... + 48863.

Almost surely, 2^159946688 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 159946688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175759872).

159946688 is an abundant number, since it is smaller than the sum of its proper divisors (191573056).

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

159946688 is a wasteful number, since it uses less digits than its factorization.

159946688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3481 (or 3471 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 56.

The square root of 159946688 is about 12647.0031232700. The cubic root of 159946688 is about 542.8232203575.

The spelling of 159946688 in words is "one hundred fifty-nine million, nine hundred forty-six thousand, six hundred eighty-eight".