85758672312138 has 48 divisors (see below), whose sum is σ = 199520997643584. Its totient is φ = 24502376949120.

The previous prime is 85758672312119. The next prime is 85758672312169. The reversal of 85758672312138 is 83121327685758.

It is a happy number.

85758672312138 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99008706 + ... + 99871122.

It is an arithmetic number, because the mean of its divisors is an integer number (4156687450908).

Almost surely, 2^{85758672312138} is an apocalyptic number.

85758672312138 is an abundant number, since it is smaller than the sum of its proper divisors (113762325331446).

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

85758672312138 is a wasteful number, since it uses less digits than its factorization.

85758672312138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200667 (or 1200660 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 66.

The spelling of 85758672312138 in words is "eighty-five trillion, seven hundred fifty-eight billion, six hundred seventy-two million, three hundred twelve thousand, one hundred thirty-eight".