8678326619 has 2 divisors, whose sum is σ = 8678326620. Its totient is φ = 8678326618.

The previous prime is 8678326603. The next prime is 8678326661. The reversal of 8678326619 is 9166238768.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8678326619 - 2⁴ = 8678326603 is a prime.

It is a super-2 number, since 2×8678326619² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8678325619) 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, 4339163309 + 4339163310.

It is an arithmetic number, because the mean of its divisors is an integer number (4339163310).

Almost surely, 2^8678326619 is an apocalyptic number.

8678326619 is a deficient number, since it is larger than the sum of its proper divisors (1).

8678326619 is an equidigital number, since it uses as much as digits as its factorization.

8678326619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 56.

The square root of 8678326619 is about 93157.5365657551. The cubic root of 8678326619 is about 2055.0008085828. Note that the first 3 decimals are identical.

The spelling of 8678326619 in words is "eight billion, six hundred seventy-eight million, three hundred twenty-six thousand, six hundred nineteen".