138067107715 has 8 divisors (see below), whose sum is σ = 165685406688. Its totient is φ = 110450434560.

The previous prime is 138067107649. The next prime is 138067107719. The reversal of 138067107715 is 517701760831.

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

It is not a de Polignac number, because 138067107715 - 2⁹ = 138067107203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (138067107719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211087 + ... + 566296.

It is an arithmetic number, because the mean of its divisors is an integer number (20710675836).

Almost surely, 2^138067107715 is an apocalyptic number.

138067107715 is a deficient number, since it is larger than the sum of its proper divisors (27618298973).

138067107715 is an equidigital number, since it uses as much as digits as its factorization.

138067107715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812909.

The product of its (nonzero) digits is 246960, while the sum is 46.

The spelling of 138067107715 in words is "one hundred thirty-eight billion, sixty-seven million, one hundred seven thousand, seven hundred fifteen".