138011743213517 has 8 divisors (see below), whose sum is σ = 138518034967296. Its totient is φ = 137505509405712.

The previous prime is 138011743213439. The next prime is 138011743213529. The reversal of 138011743213517 is 715312347110831.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 138011743213517 - 2⁸ = 138011743213261 is a prime.

It is a super-3 number, since 3×138011743213517³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138011743263517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9711413 + ... + 19244090.

It is an arithmetic number, because the mean of its divisors is an integer number (17314754370912).

Almost surely, 2^{138011743213517} is an apocalyptic number.

It is an amenable number.

138011743213517 is a deficient number, since it is larger than the sum of its proper divisors (506291753779).

138011743213517 is a wasteful number, since it uses less digits than its factorization.

138011743213517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28972987.

The product of its (nonzero) digits is 423360, while the sum is 47.

The spelling of 138011743213517 in words is "one hundred thirty-eight trillion, eleven billion, seven hundred forty-three million, two hundred thirteen thousand, five hundred seventeen".