8645484919 has 2 divisors, whose sum is σ = 8645484920. Its totient is φ = 8645484918.

The previous prime is 8645484871. The next prime is 8645484971. The reversal of 8645484919 is 9194845468.

8645484919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8645484919 - 2¹³ = 8645476727 is a prime.

It is a super-2 number, since 2×8645484919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8645484989) 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 as a sum of consecutive naturals, namely, 4322742459 + 4322742460.

It is an arithmetic number, because the mean of its divisors is an integer number (4322742460).

Almost surely, 2^8645484919 is an apocalyptic number.

8645484919 is a deficient number, since it is larger than the sum of its proper divisors (1).

8645484919 is an equidigital number, since it uses as much as digits as its factorization.

8645484919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9953280, while the sum is 58.

The square root of 8645484919 is about 92981.0997945281. The cubic root of 8645484919 is about 2052.4052608063.

The spelling of 8645484919 in words is "eight billion, six hundred forty-five million, four hundred eighty-four thousand, nine hundred nineteen".