4138838163 has 24 divisors (see below), whose sum is σ = 6002773920. Its totient is φ = 2747969280.

The previous prime is 4138838131. The next prime is 4138838219. The reversal of 4138838163 is 3618388314.

4138838163 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4138838163 - 2⁵ = 4138838131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4138838663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3367033 + ... + 3368261.

It is an arithmetic number, because the mean of its divisors is an integer number (250115580).

Almost surely, 2^4138838163 is an apocalyptic number.

4138838163 is a deficient number, since it is larger than the sum of its proper divisors (1863935757).

4138838163 is a wasteful number, since it uses less digits than its factorization.

4138838163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459 (or 2456 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 4138838163 is about 64333.8026468201. The cubic root of 4138838163 is about 1605.5585525034.

The spelling of 4138838163 in words is "four billion, one hundred thirty-eight million, eight hundred thirty-eight thousand, one hundred sixty-three".