3838540235841 has 8 divisors (see below), whose sum is σ = 5686726275360. Its totient is φ = 2559026823876.

The previous prime is 3838540235839. The next prime is 3838540235891. The reversal of 3838540235841 is 1485320458383.

3838540235841 is a `hidden beast` number, since 3 + 8 + 3 + 8 + 54 + 0 + 2 + 3 + 584 + 1 = 666.

It is not a de Polignac number, because 3838540235841 - 2¹ = 3838540235839 is a prime.

It is a super-2 number, since 2×3838540235841² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3838540235801) 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, 71084078415 + ... + 71084078468.

It is an arithmetic number, because the mean of its divisors is an integer number (710840784420).

Almost surely, 2^{3838540235841} is an apocalyptic number.

It is an amenable number.

3838540235841 is a deficient number, since it is larger than the sum of its proper divisors (1848186039519).

3838540235841 is a wasteful number, since it uses less digits than its factorization.

3838540235841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142168156892 (or 142168156886 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 54.

The spelling of 3838540235841 in words is "three trillion, eight hundred thirty-eight billion, five hundred forty million, two hundred thirty-five thousand, eight hundred forty-one".