8612418673 has 2 divisors, whose sum is σ = 8612418674. Its totient is φ = 8612418672.

The previous prime is 8612418649. The next prime is 8612418679. The reversal of 8612418673 is 3768142168.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8461792144 + 150626529 = 91988^2 + 12273^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8612418673 is a prime.

It is a super-3 number, since 3×8612418673³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (8612418679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4306209336 + 4306209337.

It is an arithmetic number, because the mean of its divisors is an integer number (4306209337).

Almost surely, 2^8612418673 is an apocalyptic number.

It is an amenable number.

8612418673 is a deficient number, since it is larger than the sum of its proper divisors (1).

8612418673 is an equidigital number, since it uses as much as digits as its factorization.

8612418673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 46.

The square root of 8612418673 is about 92803.1177978413. The cubic root of 8612418673 is about 2049.7853174353.

The spelling of 8612418673 in words is "eight billion, six hundred twelve million, four hundred eighteen thousand, six hundred seventy-three".