85798544589758 has 32 divisors (see below), whose sum is σ = 172797068828160. Its totient is φ = 30856619432160.

The previous prime is 85798544589707. The next prime is 85798544589761.

85798544589758 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×85798544589758² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 21428205938 + ... + 21428209941.

It is an arithmetic number, because the mean of its divisors is an integer number (5399908400880).

Almost surely, 2^{85798544589758} is an apocalyptic number.

85798544589758 is an abundant number, since it is smaller than the sum of its proper divisors (86998524238402).

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

85798544589758 is a wasteful number, since it uses less digits than its factorization.

85798544589758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42856415912.

The product of its digits is 162570240000, while the sum is 92.

The spelling of 85798544589758 in words is "eighty-five trillion, seven hundred ninety-eight billion, five hundred forty-four million, five hundred eighty-nine thousand, seven hundred fifty-eight".