85836237331218 has 32 divisors (see below), whose sum is σ = 187340486817600. Its totient is φ = 26002449960960.

The previous prime is 85836237331189. The next prime is 85836237331261. The reversal of 85836237331218 is 81213373263858.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213073455 + ... + 213475922.

It is an arithmetic number, because the mean of its divisors is an integer number (5854390213050).

Almost surely, 2^{85836237331218} is an apocalyptic number.

85836237331218 is an abundant number, since it is smaller than the sum of its proper divisors (101504249486382).

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

85836237331218 is a wasteful number, since it uses less digits than its factorization.

85836237331218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426552442.

The product of its digits is 34836480, while the sum is 60.

The spelling of 85836237331218 in words is "eighty-five trillion, eight hundred thirty-six billion, two hundred thirty-seven million, three hundred thirty-one thousand, two hundred eighteen".