138314512689 has 8 divisors (see below), whose sum is σ = 184822895520. Its totient is φ = 92007902496.

The previous prime is 138314512669. The next prime is 138314512703. The reversal of 138314512689 is 986215413831.

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

It is not a de Polignac number, because 138314512689 - 2⁵ = 138314512657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (138314512669) 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, 50441559 + ... + 50444300.

It is an arithmetic number, because the mean of its divisors is an integer number (23102861940).

Almost surely, 2^138314512689 is an apocalyptic number.

It is an amenable number.

138314512689 is a deficient number, since it is larger than the sum of its proper divisors (46508382831).

138314512689 is a wasteful number, since it uses less digits than its factorization.

138314512689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100886319.

The product of its digits is 1244160, while the sum is 51.

The spelling of 138314512689 in words is "one hundred thirty-eight billion, three hundred fourteen million, five hundred twelve thousand, six hundred eighty-nine".