8821216630459 has 2 divisors, whose sum is σ = 8821216630460. Its totient is φ = 8821216630458.

The previous prime is 8821216630411. The next prime is 8821216630537. The reversal of 8821216630459 is 9540366121288.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8821216630459 - 2³⁵ = 8786856892091 is a prime.

It is not a weakly prime, because it can be changed into another prime (8821216630409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4410608315229 + 4410608315230.

It is an arithmetic number, because the mean of its divisors is an integer number (4410608315230).

Almost surely, 2^{8821216630459} is an apocalyptic number.

8821216630459 is a deficient number, since it is larger than the sum of its proper divisors (1).

8821216630459 is an equidigital number, since it uses as much as digits as its factorization.

8821216630459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 8821216630459 in words is "eight trillion, eight hundred twenty-one billion, two hundred sixteen million, six hundred thirty thousand, four hundred fifty-nine".