85522622558 has 16 divisors (see below), whose sum is σ = 129267135360. Its totient is φ = 42434375256.

The previous prime is 85522622491. The next prime is 85522622567.

It is a happy number.

85522622558 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, 15791 + ... + 413877.

It is an arithmetic number, because the mean of its divisors is an integer number (8079195960).

Almost surely, 2^85522622558 is an apocalyptic number.

85522622558 is a deficient number, since it is larger than the sum of its proper divisors (43744512802).

85522622558 is a wasteful number, since it uses less digits than its factorization.

85522622558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398911.

The product of its digits is 3840000, while the sum is 50.

Adding to 85522622558 its product of digits (3840000), we get a palindrome (85526462558).

The spelling of 85522622558 in words is "eighty-five billion, five hundred twenty-two million, six hundred twenty-two thousand, five hundred fifty-eight".