138751265125 has 32 divisors (see below), whose sum is σ = 200015547264. Its totient is φ = 94974112000.

The previous prime is 138751265113. The next prime is 138751265167. The reversal of 138751265125 is 521562157831.

It is not a de Polignac number, because 138751265125 - 2¹⁹ = 138750740837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2944567 + ... + 2991316.

It is an arithmetic number, because the mean of its divisors is an integer number (6250485852).

Almost surely, 2^138751265125 is an apocalyptic number.

It is an amenable number.

138751265125 is a deficient number, since it is larger than the sum of its proper divisors (61264282139).

138751265125 is a wasteful number, since it uses less digits than its factorization.

138751265125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5935926 (or 5935916 counting only the distinct ones).

The product of its digits is 504000, while the sum is 46.

The spelling of 138751265125 in words is "one hundred thirty-eight billion, seven hundred fifty-one million, two hundred sixty-five thousand, one hundred twenty-five".