1441643589 has 20 divisors (see below), whose sum is σ = 2155174560. Its totient is φ = 960378120.

The previous prime is 1441643573. The next prime is 1441643591. The reversal of 1441643589 is 9853461441.

1441643589 is a `hidden beast` number, since 1 + 4 + 4 + 1 + 64 + 3 + 589 = 666.

It is not a de Polignac number, because 1441643589 - 2⁴ = 1441643573 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441643509) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 116502 + ... + 128280.

It is an arithmetic number, because the mean of its divisors is an integer number (107758728).

Almost surely, 2^1441643589 is an apocalyptic number.

It is an amenable number.

1441643589 is a deficient number, since it is larger than the sum of its proper divisors (713530971).

1441643589 is a wasteful number, since it uses less digits than its factorization.

1441643589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13302 (or 13293 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 1441643589 is about 37968.9819326250. The cubic root of 1441643589 is about 1129.6727036543.

The spelling of 1441643589 in words is "one billion, four hundred forty-one million, six hundred forty-three thousand, five hundred eighty-nine".