138275127351 has 16 divisors (see below), whose sum is σ = 208717175520. Its totient is φ = 90444107520.

The previous prime is 138275127337. The next prime is 138275127373. The reversal of 138275127351 is 153721572831.

138275127351 is a `hidden beast` number, since 1 + 3 + 8 + 275 + 1 + 27 + 351 = 666.

It is not a de Polignac number, because 138275127351 - 2¹³ = 138275119159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 138275127297 and 138275127306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138275127251) 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, 48312730 + ... + 48315591.

It is an arithmetic number, because the mean of its divisors is an integer number (13044823470).

Almost surely, 2^138275127351 is an apocalyptic number.

138275127351 is a deficient number, since it is larger than the sum of its proper divisors (70442048169).

138275127351 is an equidigital number, since it uses as much as digits as its factorization.

138275127351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96628383 (or 96628377 counting only the distinct ones).

The product of its digits is 352800, while the sum is 45.

The spelling of 138275127351 in words is "one hundred thirty-eight billion, two hundred seventy-five million, one hundred twenty-seven thousand, three hundred fifty-one".