159455444 has 48 divisors (see below), whose sum is σ = 309818880. Its totient is φ = 71470080.

The previous prime is 159455431. The next prime is 159455449. The reversal of 159455444 is 444554951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159455449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140672 + ... + 141800.

It is an arithmetic number, because the mean of its divisors is an integer number (6454560).

Almost surely, 2^159455444 is an apocalyptic number.

It is an amenable number.

159455444 is a deficient number, since it is larger than the sum of its proper divisors (150363436).

159455444 is a wasteful number, since it uses less digits than its factorization.

159455444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248 (or 1246 counting only the distinct ones).

The product of its digits is 288000, while the sum is 41.

The square root of 159455444 is about 12627.5668281740. The cubic root of 159455444 is about 542.2669264318.

The spelling of 159455444 in words is "one hundred fifty-nine million, four hundred fifty-five thousand, four hundred forty-four".