85663758305 has 8 divisors (see below), whose sum is σ = 102833358144. Its totient is φ = 68506441200.

The previous prime is 85663758287. The next prime is 85663758337. The reversal of 85663758305 is 50385736658.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 85663758305 - 2²⁴ = 85646981089 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 3055331 + ... + 3083240.

It is an arithmetic number, because the mean of its divisors is an integer number (12854169768).

Almost surely, 2^85663758305 is an apocalyptic number.

It is an amenable number.

85663758305 is a deficient number, since it is larger than the sum of its proper divisors (17169599839).

85663758305 is a wasteful number, since it uses less digits than its factorization.

85663758305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6141367.

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 85663758305 in words is "eighty-five billion, six hundred sixty-three million, seven hundred fifty-eight thousand, three hundred five".