85860177685 has 8 divisors (see below), whose sum is σ = 103061087136. Its totient is φ = 68668892880.

The previous prime is 85860177673. The next prime is 85860177701. The reversal of 85860177685 is 58677106858.

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

It is not a de Polignac number, because 85860177685 - 2¹¹ = 85860175637 is a prime.

It is a super-2 number, since 2×85860177685² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2386519 + ... + 2422228.

It is an arithmetic number, because the mean of its divisors is an integer number (12882635892).

Almost surely, 2^85860177685 is an apocalyptic number.

It is an amenable number.

85860177685 is a deficient number, since it is larger than the sum of its proper divisors (17200909451).

85860177685 is a wasteful number, since it uses less digits than its factorization.

85860177685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4812323.

The product of its (nonzero) digits is 22579200, while the sum is 61.

The spelling of 85860177685 in words is "eighty-five billion, eight hundred sixty million, one hundred seventy-seven thousand, six hundred eighty-five".