4441689317 has 8 divisors (see below), whose sum is σ = 4786161240. Its totient is φ = 4097617920.

The previous prime is 4441689313. The next prime is 4441689341. The reversal of 4441689317 is 7139861444.

It is a Cunningham number, because it is equal to 66646²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 657101956 + 3784587361 = 25634^2 + 61519^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4441689317 - 2² = 4441689313 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4441689313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76892 + ... + 121637.

It is an arithmetic number, because the mean of its divisors is an integer number (598270155).

Almost surely, 2^4441689317 is an apocalyptic number.

It is an amenable number.

4441689317 is a deficient number, since it is larger than the sum of its proper divisors (344471923).

4441689317 is a wasteful number, since it uses less digits than its factorization.

4441689317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200263.

The product of its digits is 580608, while the sum is 47.

The square root of 4441689317 is about 66646.0000075023. Note that the first 5 decimals coincide. The cubic root of 4441689317 is about 1643.8015762330.

The spelling of 4441689317 in words is "four billion, four hundred forty-one million, six hundred eighty-nine thousand, three hundred seventeen".