4138658326 has 32 divisors (see below), whose sum is σ = 6949877760. Its totient is φ = 1832059200.

The previous prime is 4138658323. The next prime is 4138658327. The reversal of 4138658326 is 6238568314.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4138658323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543735 + ... + 551293.

It is an arithmetic number, because the mean of its divisors is an integer number (217183680).

Almost surely, 2^4138658326 is an apocalyptic number.

4138658326 is a deficient number, since it is larger than the sum of its proper divisors (2811219434).

4138658326 is a wasteful number, since it uses less digits than its factorization.

4138658326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8220.

The product of its digits is 829440, while the sum is 46.

The square root of 4138658326 is about 64332.4049449420. The cubic root of 4138658326 is about 1605.5352977473.

The spelling of 4138658326 in words is "four billion, one hundred thirty-eight million, six hundred fifty-eight thousand, three hundred twenty-six".