138125751382 has 8 divisors (see below), whose sum is σ = 207209826216. Its totient is φ = 69055809312.

The previous prime is 138125751377. The next prime is 138125751403. The reversal of 138125751382 is 283157521831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3508723 + ... + 3547870.

It is an arithmetic number, because the mean of its divisors is an integer number (25901228277).

Almost surely, 2^138125751382 is an apocalyptic number.

138125751382 is a deficient number, since it is larger than the sum of its proper divisors (69084074834).

138125751382 is an equidigital number, since it uses as much as digits as its factorization.

138125751382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7066382.

The product of its digits is 403200, while the sum is 46.

The spelling of 138125751382 in words is "one hundred thirty-eight billion, one hundred twenty-five million, seven hundred fifty-one thousand, three hundred eighty-two".