85136863222 has 16 divisors (see below), whose sum is σ = 134432337600. Its totient is φ = 40326274440.

The previous prime is 85136863169. The next prime is 85136863223. The reversal of 85136863222 is 22236863158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85136863223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1592929 + ... + 1645507.

It is an arithmetic number, because the mean of its divisors is an integer number (8402021100).

Almost surely, 2^85136863222 is an apocalyptic number.

85136863222 is a deficient number, since it is larger than the sum of its proper divisors (49295474378).

85136863222 is a wasteful number, since it uses less digits than its factorization.

85136863222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95211.

The product of its digits is 829440, while the sum is 46.

The spelling of 85136863222 in words is "eighty-five billion, one hundred thirty-six million, eight hundred sixty-three thousand, two hundred twenty-two".