159840368 has 20 divisors (see below), whose sum is σ = 315535608. Its totient is φ = 78411840.

The previous prime is 159840367. The next prime is 159840389. The reversal of 159840368 is 863048951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159840367) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 93398 + ... + 95093.

Almost surely, 2^159840368 is an apocalyptic number.

It is an amenable number.

159840368 is a deficient number, since it is larger than the sum of its proper divisors (155695240).

159840368 is a wasteful number, since it uses less digits than its factorization.

159840368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188552 (or 188546 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 159840368 is about 12642.7990571708. The cubic root of 159840368 is about 542.7029182787.

The spelling of 159840368 in words is "one hundred fifty-nine million, eight hundred forty thousand, three hundred sixty-eight".