3838216755112 has 16 divisors (see below), whose sum is σ = 7391160643860. Its totient is φ = 1867240583424.

The previous prime is 3838216755091. The next prime is 3838216755181. The reversal of 3838216755112 is 2115576128383.

It can be written as a sum of positive squares in 2 ways, for example, as 3817357885636 + 20858869476 = 1953806^2 + 144426^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3838216755112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6483473953 + ... + 6483474544.

Almost surely, 2^{3838216755112} is an apocalyptic number.

It is an amenable number.

3838216755112 is a deficient number, since it is larger than the sum of its proper divisors (3552943888748).

3838216755112 is a wasteful number, since it uses less digits than its factorization.

3838216755112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12966948540 (or 12966948536 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 52.

The spelling of 3838216755112 in words is "three trillion, eight hundred thirty-eight billion, two hundred sixteen million, seven hundred fifty-five thousand, one hundred twelve".