8318169616 has 25 divisors (see below), whose sum is σ = 16223896655. Its totient is φ = 4131541200.

The previous prime is 8318169611. The next prime is 8318169631. The reversal of 8318169616 is 6169618138.

It is a happy number.

The square root of 8318169616 is 91204.

It is a perfect power (a square, a biquadrate), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8318169616.

It is not an unprimeable number, because it can be changed into a prime (8318169611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 4 ways as a sum of consecutive naturals, for example, 55087141 + ... + 55087291.

Almost surely, 2^8318169616 is an apocalyptic number.

8318169616 is the 91204-th square number.

It is an amenable number.

8318169616 is a deficient number, since it is larger than the sum of its proper divisors (7905727039).

8318169616 is an frugal number, since it uses more digits than its factorization.

8318169616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612 (or 153 counting only the distinct ones).

The product of its digits is 373248, while the sum is 49.

The cubic root of 8318169616 is about 2026.1702013285.

Multiplying 8318169616 by its sum of digits (49), we get a square (407590311184 = 638428²).

The spelling of 8318169616 in words is "eight billion, three hundred eighteen million, one hundred sixty-nine thousand, six hundred sixteen".