138366244204 has 12 divisors (see below), whose sum is σ = 248046803928. Its totient is φ = 67495728800.

The previous prime is 138366244169. The next prime is 138366244207. The reversal of 138366244204 is 402442663831.

It is not an unprimeable number, because it can be changed into a prime (138366244207) 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 3 ways as a sum of consecutive naturals, for example, 421848142 + ... + 421848469.

It is an arithmetic number, because the mean of its divisors is an integer number (20670566994).

Almost surely, 2^138366244204 is an apocalyptic number.

It is an amenable number.

138366244204 is a deficient number, since it is larger than the sum of its proper divisors (109680559724).

138366244204 is a wasteful number, since it uses less digits than its factorization.

138366244204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843696656 (or 843696654 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 43.

The spelling of 138366244204 in words is "one hundred thirty-eight billion, three hundred sixty-six million, two hundred forty-four thousand, two hundred four".