138650126375 has 8 divisors (see below), whose sum is σ = 173035357872. Its totient is φ = 110920101000.

The previous prime is 138650126371. The next prime is 138650126467. The reversal of 138650126375 is 573621056831.

It is not a de Polignac number, because 138650126375 - 2² = 138650126371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138650126371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554600381 + ... + 554600630.

It is an arithmetic number, because the mean of its divisors is an integer number (21629419734).

Almost surely, 2^138650126375 is an apocalyptic number.

138650126375 is a deficient number, since it is larger than the sum of its proper divisors (34385231497).

138650126375 is an equidigital number, since it uses as much as digits as its factorization.

138650126375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109201026 (or 1109201016 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 138650126375 in words is "one hundred thirty-eight billion, six hundred fifty million, one hundred twenty-six thousand, three hundred seventy-five".