85584564218 has 16 divisors (see below), whose sum is σ = 128487047040. Its totient is φ = 42755569536.

The previous prime is 85584564211. The next prime is 85584564281. The reversal of 85584564218 is 81246548558.

It is not an unprimeable number, because it can be changed into a prime (85584564211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23659946 + ... + 23663562.

It is an arithmetic number, because the mean of its divisors is an integer number (8030440440).

Almost surely, 2^85584564218 is an apocalyptic number.

85584564218 is a deficient number, since it is larger than the sum of its proper divisors (42902482822).

85584564218 is a wasteful number, since it uses less digits than its factorization.

85584564218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10501.

The product of its digits is 12288000, while the sum is 56.

The spelling of 85584564218 in words is "eighty-five billion, five hundred eighty-four million, five hundred sixty-four thousand, two hundred eighteen".