138750001375 has 32 divisors (see below), whose sum is σ = 178039749888. Its totient is φ = 107892000000.

The previous prime is 138750001361. The next prime is 138750001391. The reversal of 138750001375 is 573100057831.

It is not a de Polignac number, because 138750001375 - 2⁵ = 138750001343 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, 1338925 + ... + 1438825.

It is an arithmetic number, because the mean of its divisors is an integer number (5563742184).

Almost surely, 2^138750001375 is an apocalyptic number.

138750001375 is a deficient number, since it is larger than the sum of its proper divisors (39289748513).

138750001375 is an equidigital number, since it uses as much as digits as its factorization.

138750001375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100228 (or 100218 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 40.

The spelling of 138750001375 in words is "one hundred thirty-eight billion, seven hundred fifty million, one thousand, three hundred seventy-five".