138202816038134 has 16 divisors (see below), whose sum is σ = 212681696171616. Its totient is φ = 67314016862400.

The previous prime is 138202816038113. The next prime is 138202816038143. The reversal of 138202816038134 is 431830618202831.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1274832482 + ... + 1274940885.

It is an arithmetic number, because the mean of its divisors is an integer number (13292606010726).

Almost surely, 2^{138202816038134} is an apocalyptic number.

138202816038134 is a deficient number, since it is larger than the sum of its proper divisors (74478880133482).

138202816038134 is a wasteful number, since it uses less digits than its factorization.

138202816038134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549774071.

The product of its (nonzero) digits is 1327104, while the sum is 50.

The spelling of 138202816038134 in words is "one hundred thirty-eight trillion, two hundred two billion, eight hundred sixteen million, thirty-eight thousand, one hundred thirty-four".