138027230204108 has 24 divisors (see below), whose sum is σ = 277907174916000. Its totient is φ = 58757516978688.

The previous prime is 138027230204107. The next prime is 138027230204113. The reversal of 138027230204108 is 801402032720831.

It is not an unprimeable number, because it can be changed into a prime (138027230204107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16542089573 + ... + 16542097916.

It is an arithmetic number, because the mean of its divisors is an integer number (11579465621500).

Almost surely, 2^{138027230204108} is an apocalyptic number.

It is an amenable number.

138027230204108 is an abundant number, since it is smaller than the sum of its proper divisors (139879944711892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

138027230204108 is a wasteful number, since it uses less digits than its factorization.

138027230204108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33084187649 (or 33084187647 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

Adding to 138027230204108 its reverse (801402032720831), we get a palindrome (939429262924939).

The spelling of 138027230204108 in words is "one hundred thirty-eight trillion, twenty-seven billion, two hundred thirty million, two hundred four thousand, one hundred eight".