138173614504 has 16 divisors (see below), whose sum is σ = 259082809920. Its totient is φ = 69084865200.

The previous prime is 138173614487. The next prime is 138173614531. The reversal of 138173614504 is 405416371831.

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, 85777 + ... + 532639.

It is an arithmetic number, because the mean of its divisors is an integer number (16192675620).

Almost surely, 2^138173614504 is an apocalyptic number.

It is an amenable number.

138173614504 is a deficient number, since it is larger than the sum of its proper divisors (120909195416).

138173614504 is a wasteful number, since it uses less digits than its factorization.

138173614504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485520 (or 485516 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 138173614504 in words is "one hundred thirty-eight billion, one hundred seventy-three million, six hundred fourteen thousand, five hundred four".