4438239378677 has 16 divisors (see below), whose sum is σ = 4829082643392. Its totient is φ = 4054461903360.

The previous prime is 4438239378667. The next prime is 4438239378709. The reversal of 4438239378677 is 7768739328344.

4438239378677 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4438239378677 - 2²² = 4438235184373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4438239378677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4438239378667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62170718 + ... + 62242064.

It is an arithmetic number, because the mean of its divisors is an integer number (301817665212).

Almost surely, 2^{4438239378677} is an apocalyptic number.

It is an amenable number.

4438239378677 is a deficient number, since it is larger than the sum of its proper divisors (390843264715).

4438239378677 is a wasteful number, since it uses less digits than its factorization.

4438239378677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120788.

The product of its digits is 1024192512, while the sum is 71.

The spelling of 4438239378677 in words is "four trillion, four hundred thirty-eight billion, two hundred thirty-nine million, three hundred seventy-eight thousand, six hundred seventy-seven".