4439448340641 has 24 divisors (see below), whose sum is σ = 6472009744200. Its totient is φ = 2932205101056.

The previous prime is 4439448340627. The next prime is 4439448340651. The reversal of 4439448340641 is 1460438449344.

4439448340641 is a `hidden beast` number, since 443 + 9 + 44 + 83 + 40 + 6 + 41 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 135188582400 + 4304259758241 = 367680^2 + 2074671^2 .

It is not a de Polignac number, because 4439448340641 - 2⁶ = 4439448340577 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4439448340651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1499185 + ... + 3335633.

It is an arithmetic number, because the mean of its divisors is an integer number (269667072675).

Almost surely, 2^{4439448340641} is an apocalyptic number.

It is an amenable number.

4439448340641 is a deficient number, since it is larger than the sum of its proper divisors (2032561403559).

4439448340641 is a wasteful number, since it uses less digits than its factorization.

4439448340641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838945 (or 1838942 counting only the distinct ones).

The product of its (nonzero) digits is 15925248, while the sum is 54.

The spelling of 4439448340641 in words is "four trillion, four hundred thirty-nine billion, four hundred forty-eight million, three hundred forty thousand, six hundred forty-one".