85508666680558 has 32 divisors (see below), whose sum is σ = 153691466653440. Its totient is φ = 35220961100160.

The previous prime is 85508666680529. The next prime is 85508666680579.

85508666680558 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×85508666680558³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4447081435 + ... + 4447100662.

It is an arithmetic number, because the mean of its divisors is an integer number (4802858332920).

Almost surely, 2^{85508666680558} is an apocalyptic number.

85508666680558 is a deficient number, since it is larger than the sum of its proper divisors (68182799972882).

85508666680558 is a wasteful number, since it uses less digits than its factorization.

85508666680558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8894182152.

The product of its (nonzero) digits is 3317760000, while the sum is 76.

The spelling of 85508666680558 in words is "eighty-five trillion, five hundred eight billion, six hundred sixty-six million, six hundred eighty thousand, five hundred fifty-eight".