85065694106 has 4 divisors (see below), whose sum is σ = 127598541162. Its totient is φ = 42532847052.

The previous prime is 85065694079. The next prime is 85065694111. The reversal of 85065694106 is 60149656058.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 70282781881 + 14782912225 = 265109^2 + 121585^2 .

It is a Curzon 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 as a sum of consecutive naturals, namely, 21266423525 + ... + 21266423528.

Almost surely, 2^85065694106 is an apocalyptic number.

85065694106 is a deficient number, since it is larger than the sum of its proper divisors (42532847056).

85065694106 is a wasteful number, since it uses less digits than its factorization.

85065694106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42532847055.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 85065694106 in words is "eighty-five billion, sixty-five million, six hundred ninety-four thousand, one hundred six".