138356239416 has 48 divisors (see below), whose sum is σ = 348636567240. Its totient is φ = 45755478720.

The previous prime is 138356239349. The next prime is 138356239501. The reversal of 138356239416 is 614932653831.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208386 + ... + 565806.

Almost surely, 2^138356239416 is an apocalyptic number.

It is an amenable number.

138356239416 is an abundant number, since it is smaller than the sum of its proper divisors (210280327824).

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

138356239416 is a wasteful number, since it uses less digits than its factorization.

138356239416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357684 (or 357553 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 51.

The spelling of 138356239416 in words is "one hundred thirty-eight billion, three hundred fifty-six million, two hundred thirty-nine thousand, four hundred sixteen".