138052349716 has 6 divisors (see below), whose sum is σ = 241591612010. Its totient is φ = 69026174856.

The previous prime is 138052349707. The next prime is 138052349731. The reversal of 138052349716 is 617943250831.

It can be written as a sum of positive squares in only one way, i.e., 83870476816 + 54181872900 = 289604^2 + 232770^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 138052349716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17256543711 + ... + 17256543718.

It is a 1-persistent number, because it is pandigital, but 2⋅138052349716 = 276104699432 is not.

Almost surely, 2^138052349716 is an apocalyptic number.

It is an amenable number.

138052349716 is a deficient number, since it is larger than the sum of its proper divisors (103539262294).

138052349716 is a wasteful number, since it uses less digits than its factorization.

138052349716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34513087433 (or 34513087431 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 138052349716 in words is "one hundred thirty-eight billion, fifty-two million, three hundred forty-nine thousand, seven hundred sixteen".