159970444 has 6 divisors (see below), whose sum is σ = 279948284. Its totient is φ = 79985220.

The previous prime is 159970439. The next prime is 159970463. The reversal of 159970444 is 444079951.

It is a self number, because there is not a number n which added to its sum of digits gives 159970444.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19996302 + ... + 19996309.

Almost surely, 2^159970444 is an apocalyptic number.

It is an amenable number.

159970444 is a deficient number, since it is larger than the sum of its proper divisors (119977840).

159970444 is a wasteful number, since it uses less digits than its factorization.

159970444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39992615 (or 39992613 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 159970444 is about 12647.9422832333. The cubic root of 159970444 is about 542.8500932075.

The spelling of 159970444 in words is "one hundred fifty-nine million, nine hundred seventy thousand, four hundred forty-four".