6565044441 has 8 divisors (see below), whose sum is σ = 8753912224. Its totient is φ = 4376436480.

The previous prime is 6565044397. The next prime is 6565044463. The reversal of 6565044441 is 1444405656.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6565044441 - 2¹³ = 6565036249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6565044441.

It is not an unprimeable number, because it can be changed into a prime (6565044641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4665 + ... + 114681.

It is an arithmetic number, because the mean of its divisors is an integer number (1094239028).

Almost surely, 2^6565044441 is an apocalyptic number.

It is an amenable number.

6565044441 is a deficient number, since it is larger than the sum of its proper divisors (2188867783).

6565044441 is a wasteful number, since it uses less digits than its factorization.

6565044441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129911.

The product of its (nonzero) digits is 230400, while the sum is 39.

The square root of 6565044441 is about 81024.9618389296. The cubic root of 6565044441 is about 1872.4600337161.

The spelling of 6565044441 in words is "six billion, five hundred sixty-five million, forty-four thousand, four hundred forty-one".