3838516354838 has 32 divisors (see below), whose sum is σ = 6434688949920. Its totient is φ = 1702150432000.

The previous prime is 3838516354819. The next prime is 3838516354847. The reversal of 3838516354838 is 8384536158383.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24149408 + ... + 24307836.

It is an arithmetic number, because the mean of its divisors is an integer number (201084029685).

Almost surely, 2^{3838516354838} is an apocalyptic number.

3838516354838 is a deficient number, since it is larger than the sum of its proper divisors (2596172595082).

3838516354838 is a wasteful number, since it uses less digits than its factorization.

3838516354838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185344.

The product of its digits is 199065600, while the sum is 65.

The spelling of 3838516354838 in words is "three trillion, eight hundred thirty-eight billion, five hundred sixteen million, three hundred fifty-four thousand, eight hundred thirty-eight".