159994800 has 270 divisors, whose sum is σ = 646587708. Its totient is φ = 36529920.

The previous prime is 159994777. The next prime is 159994811. The reversal of 159994800 is 8499951.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 175947 + ... + 176853.

Almost surely, 2^159994800 is an apocalyptic number.

159994800 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 159994800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323293854).

159994800 is an abundant number, since it is smaller than the sum of its proper divisors (486592908).

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

159994800 is a wasteful number, since it uses less digits than its factorization.

159994800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945 (or 924 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 159994800 is about 12648.9050909555. The cubic root of 159994800 is about 542.8776420171.

The spelling of 159994800 in words is "one hundred fifty-nine million, nine hundred ninety-four thousand, eight hundred".