159912000 has 168 divisors, whose sum is σ = 572289432. Its totient is φ = 42624000.

The previous prime is 159911993. The next prime is 159912023. The reversal of 159912000 is 219951.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2359296 + 157552704 = 1536^2 + 12552^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70890 + ... + 73110.

Almost surely, 2^159912000 is an apocalyptic number.

159912000 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 159912000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286144716).

159912000 is an abundant number, since it is smaller than the sum of its proper divisors (412377432).

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

159912000 is a wasteful number, since it uses less digits than its factorization.

159912000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254 (or 2231 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 159912000 is about 12645.6316568213. The cubic root of 159912000 is about 542.7839764205.

The spelling of 159912000 in words is "one hundred fifty-nine million, nine hundred twelve thousand".