85560778206 has 12 divisors (see below), whose sum is σ = 185381686152. Its totient is φ = 28520259396.

The previous prime is 85560778153. The next prime is 85560778211. The reversal of 85560778206 is 60287706558.

85560778206 is a `hidden beast` number, since 8 + 5 + 5 + 607 + 7 + 8 + 20 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2376688266 + ... + 2376688301.

It is an arithmetic number, because the mean of its divisors is an integer number (15448473846).

Almost surely, 2^85560778206 is an apocalyptic number.

85560778206 is an abundant number, since it is smaller than the sum of its proper divisors (99820907946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85560778206 is a wasteful number, since it uses less digits than its factorization.

85560778206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4753376575 (or 4753376572 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 54.

The spelling of 85560778206 in words is "eighty-five billion, five hundred sixty million, seven hundred seventy-eight thousand, two hundred six".