85806916011 has 6 divisors (see below), whose sum is σ = 123943323140. Its totient is φ = 57204610668.

The previous prime is 85806915989. The next prime is 85806916081. The reversal of 85806916011 is 11061960858.

85806916011 is a `hidden beast` number, since 8 + 580 + 6 + 9 + 1 + 60 + 1 + 1 = 666.

It is not a de Polignac number, because 85806916011 - 2¹¹ = 85806913963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85806916081) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 4767050881 + ... + 4767050898.

Almost surely, 2^85806916011 is an apocalyptic number.

85806916011 is a deficient number, since it is larger than the sum of its proper divisors (38136407129).

85806916011 is a wasteful number, since it uses less digits than its factorization.

85806916011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9534101785 (or 9534101782 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 45.

The spelling of 85806916011 in words is "eighty-five billion, eight hundred six million, nine hundred sixteen thousand, eleven".