2938384838393 has 8 divisors (see below), whose sum is σ = 3039730130880. Its totient is φ = 2837040991120.

The previous prime is 2938384838273. The next prime is 2938384838413. The reversal of 2938384838393 is 3938384838392.

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 2938384838393 - 2³⁴ = 2921204969209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2938384838093) 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, 5255246 + ... + 5787432.

It is an arithmetic number, because the mean of its divisors is an integer number (379966266360).

Almost surely, 2^{2938384838393} is an apocalyptic number.

It is an amenable number.

2938384838393 is a deficient number, since it is larger than the sum of its proper divisors (101345292487).

2938384838393 is a wasteful number, since it uses less digits than its factorization.

2938384838393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722607.

The product of its digits is 644972544, while the sum is 71.

Subtracting 2938384838393 from its reverse (3938384838392), we obtain a palindrome (999999999999).

The spelling of 2938384838393 in words is "two trillion, nine hundred thirty-eight billion, three hundred eighty-four million, eight hundred thirty-eight thousand, three hundred ninety-three".