3838240133423 has 8 divisors (see below), whose sum is σ = 4005885038688. Its totient is φ = 3670658969824.

The previous prime is 3838240133401. The next prime is 3838240133447. The reversal of 3838240133423 is 3243310428383.

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 3838240133423 - 2¹² = 3838240129327 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 (3838240133023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15812336 + ... + 16053237.

It is an arithmetic number, because the mean of its divisors is an integer number (500735629836).

Almost surely, 2^{3838240133423} is an apocalyptic number.

3838240133423 is a deficient number, since it is larger than the sum of its proper divisors (167644905265).

3838240133423 is a wasteful number, since it uses less digits than its factorization.

3838240133423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31870833.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 3838240133423 in words is "three trillion, eight hundred thirty-eight billion, two hundred forty million, one hundred thirty-three thousand, four hundred twenty-three".