8508421463 has 2 divisors, whose sum is σ = 8508421464. Its totient is φ = 8508421462.

The previous prime is 8508421457. The next prime is 8508421501. The reversal of 8508421463 is 3641248058.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8508421463 - 2¹⁰ = 8508420439 is a prime.

It is a super-3 number, since 3×8508421463³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8508421463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8508421403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4254210731 + 4254210732.

It is an arithmetic number, because the mean of its divisors is an integer number (4254210732).

Almost surely, 2^8508421463 is an apocalyptic number.

8508421463 is a deficient number, since it is larger than the sum of its proper divisors (1).

8508421463 is an equidigital number, since it uses as much as digits as its factorization.

8508421463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 8508421463 is about 92241.1050616806. The cubic root of 8508421463 is about 2041.5013188350.

The spelling of 8508421463 in words is "eight billion, five hundred eight million, four hundred twenty-one thousand, four hundred sixty-three".