138063674671 has 16 divisors (see below), whose sum is σ = 151877376000. Its totient is φ = 124707246048.

The previous prime is 138063674657. The next prime is 138063674677. The reversal of 138063674671 is 176476360831.

138063674671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 138063674671 - 2²⁷ = 137929456943 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 (138063674677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3548280 + ... + 3586978.

It is an arithmetic number, because the mean of its divisors is an integer number (9492336000).

Almost surely, 2^138063674671 is an apocalyptic number.

138063674671 is a deficient number, since it is larger than the sum of its proper divisors (13813701329).

138063674671 is a wasteful number, since it uses less digits than its factorization.

138063674671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44598.

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 138063674671 in words is "one hundred thirty-eight billion, sixty-three million, six hundred seventy-four thousand, six hundred seventy-one".