8222318613 has 8 divisors (see below), whose sum is σ = 12181212800. Its totient is φ = 5481545724.

The previous prime is 8222318597. The next prime is 8222318633. The reversal of 8222318613 is 3168132228.

8222318613 is a `hidden beast` number, since 8 + 2 + 2 + 2 + 31 + 8 + 613 = 666.

It is not a de Polignac number, because 8222318613 - 2⁴ = 8222318597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8222318633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152265133 + ... + 152265186.

It is an arithmetic number, because the mean of its divisors is an integer number (1522651600).

Almost surely, 2^8222318613 is an apocalyptic number.

It is an amenable number.

8222318613 is a deficient number, since it is larger than the sum of its proper divisors (3958894187).

8222318613 is a wasteful number, since it uses less digits than its factorization.

8222318613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304530328 (or 304530322 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 8222318613 is about 90677.0015659980. The cubic root of 8222318613 is about 2018.3575359802.

The spelling of 8222318613 in words is "eight billion, two hundred twenty-two million, three hundred eighteen thousand, six hundred thirteen".