159366444 has 24 divisors (see below), whose sum is σ = 372235248. Its totient is φ = 53067840.

The previous prime is 159366413. The next prime is 159366479. The reversal of 159366444 is 444663951.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 159366396 and 159366405.

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, 6474 + ... + 18990.

It is an arithmetic number, because the mean of its divisors is an integer number (15509802).

Almost surely, 2^159366444 is an apocalyptic number.

It is an amenable number.

159366444 is an abundant number, since it is smaller than the sum of its proper divisors (212868804).

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

159366444 is a wasteful number, since it uses less digits than its factorization.

159366444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13585 (or 13583 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 159366444 is about 12624.0423003094. The cubic root of 159366444 is about 542.1660189575.

The spelling of 159366444 in words is "one hundred fifty-nine million, three hundred sixty-six thousand, four hundred forty-four".