4379442885665 has 8 divisors (see below), whose sum is σ = 5258851452648. Its totient is φ = 3501207648640.

The previous prime is 4379442885577. The next prime is 4379442885733. The reversal of 4379442885665 is 5665882449734.

4379442885665 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2637950927329 + 1741491958336 = 1624177^2 + 1319656^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-4379442885665 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293324276 + ... + 293339205.

It is an arithmetic number, because the mean of its divisors is an integer number (657356431581).

Almost surely, 2^{4379442885665} is an apocalyptic number.

It is an amenable number.

4379442885665 is a deficient number, since it is larger than the sum of its proper divisors (879408566983).

4379442885665 is a wasteful number, since it uses less digits than its factorization.

4379442885665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586664979.

The product of its digits is 1393459200, while the sum is 71.

The spelling of 4379442885665 in words is "four trillion, three hundred seventy-nine billion, four hundred forty-two million, eight hundred eighty-five thousand, six hundred sixty-five".