85840326641608 has 32 divisors (see below), whose sum is σ = 200665698644160. Its totient is φ = 33444283106880.

The previous prime is 85840326641591. The next prime is 85840326641609. The reversal of 85840326641608 is 80614662304858.

It is not an unprimeable number, because it can be changed into a prime (85840326641609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69675589191 + ... + 69675590422.

It is an arithmetic number, because the mean of its divisors is an integer number (6270803082630).

Almost surely, 2^{85840326641608} is an apocalyptic number.

85840326641608 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

85840326641608 is an abundant number, since it is smaller than the sum of its proper divisors (114825372002552).

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

85840326641608 is a wasteful number, since it uses less digits than its factorization.

85840326641608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139351179637 (or 139351179633 counting only the distinct ones).

The product of its (nonzero) digits is 53084160, while the sum is 61.

The spelling of 85840326641608 in words is "eighty-five trillion, eight hundred forty billion, three hundred twenty-six million, six hundred forty-one thousand, six hundred eight".