159890368 has 56 divisors (see below), whose sum is σ = 349172784. Its totient is φ = 72638720.

The previous prime is 159890359. The next prime is 159890407. The reversal of 159890368 is 863098951.

159890368 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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84246 + ... + 86122.

Almost surely, 2^159890368 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 159890368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174586392).

159890368 is an abundant number, since it is smaller than the sum of its proper divisors (189282416).

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

159890368 is an equidigital number, since it uses as much as digits as its factorization.

159890368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922 (or 1890 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 159890368 is about 12644.7763127704. The cubic root of 159890368 is about 542.7595003911.

The spelling of 159890368 in words is "one hundred fifty-nine million, eight hundred ninety thousand, three hundred sixty-eight".