138500718183 has 16 divisors (see below), whose sum is σ = 205535823360. Its totient is φ = 92176503768.

The previous prime is 138500718163. The next prime is 138500718217. The reversal of 138500718183 is 381817005831.

138500718183 is a `hidden beast` number, since 138 + 500 + 7 + 1 + 8 + 1 + 8 + 3 = 666.

It is not a de Polignac number, because 138500718183 - 2¹² = 138500714087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138500718143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4353535 + ... + 4385232.

It is an arithmetic number, because the mean of its divisors is an integer number (12845988960).

Almost surely, 2^138500718183 is an apocalyptic number.

138500718183 is a deficient number, since it is larger than the sum of its proper divisors (67035105177).

138500718183 is an equidigital number, since it uses as much as digits as its factorization.

138500718183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8739363 (or 8739357 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The spelling of 138500718183 in words is "one hundred thirty-eight billion, five hundred million, seven hundred eighteen thousand, one hundred eighty-three".