85392538522 has 32 divisors (see below), whose sum is σ = 132117277824. Its totient is φ = 41368262400.

The previous prime is 85392538519. The next prime is 85392538529. The reversal of 85392538522 is 22583529358.

It is a self number, because there is not a number n which added to its sum of digits gives 85392538522.

It is not an unprimeable number, because it can be changed into a prime (85392538529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20963478 + ... + 20967550.

It is an arithmetic number, because the mean of its divisors is an integer number (4128664932).

Almost surely, 2^85392538522 is an apocalyptic number.

85392538522 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

85392538522 is a deficient number, since it is larger than the sum of its proper divisors (46724739302).

85392538522 is a wasteful number, since it uses less digits than its factorization.

85392538522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5814.

The product of its digits is 5184000, while the sum is 52.

The spelling of 85392538522 in words is "eighty-five billion, three hundred ninety-two million, five hundred thirty-eight thousand, five hundred twenty-two".