138473182708 has 24 divisors (see below), whose sum is σ = 277030144832. Its totient is φ = 59327697024.

The previous prime is 138473182699. The next prime is 138473182721. The reversal of 138473182708 is 807281374831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653610 + ... + 839137.

Almost surely, 2^138473182708 is an apocalyptic number.

It is an amenable number.

138473182708 is an abundant number, since it is smaller than the sum of its proper divisors (138556962124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

138473182708 is a wasteful number, since it uses less digits than its factorization.

138473182708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496071 (or 1496069 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 52.

The spelling of 138473182708 in words is "one hundred thirty-eight billion, four hundred seventy-three million, one hundred eighty-two thousand, seven hundred eight".