8163248423618 has 54 divisors (see below), whose sum is σ = 12570266197611. Its totient is φ = 3975956304000.

The previous prime is 8163248423509. The next prime is 8163248423623.

Added to its reverse (8163248423618) it gives a square (16326496847236 = 4040606²).

8163248423618 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 5 ways, for example, as 8128959383689 + 34289039929 = 2851133^2 + 185173^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=2020303.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 33872399978 + ... + 33872400218.

Almost surely, 2^{8163248423618} is an apocalyptic number.

8163248423618 is a deficient number, since it is larger than the sum of its proper divisors (4407017773993).

8163248423618 is an frugal number, since it uses more digits than its factorization.

8163248423618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852 (or 427 counting only the distinct ones).

The product of its digits is 10616832, while the sum is 56.

The spelling of 8163248423618 in words is "eight trillion, one hundred sixty-three billion, two hundred forty-eight million, four hundred twenty-three thousand, six hundred eighteen".