85522222558 has 16 divisors (see below), whose sum is σ = 136357945344. Its totient is φ = 40089149440.

The previous prime is 85522222531. The next prime is 85522222567.

85522222558 is nontrivially palindromic in base 10.

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, 4884958 + ... + 4902433.

It is an arithmetic number, because the mean of its divisors is an integer number (8522371584).

Almost surely, 2^85522222558 is an apocalyptic number.

85522222558 is a deficient number, since it is larger than the sum of its proper divisors (50835722786).

85522222558 is a wasteful number, since it uses less digits than its factorization.

85522222558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9787667.

The product of its digits is 1280000, while the sum is 46.

The spelling of 85522222558 in words is "eighty-five billion, five hundred twenty-two million, two hundred twenty-two thousand, five hundred fifty-eight".