8630128740487 has 2 divisors, whose sum is σ = 8630128740488. Its totient is φ = 8630128740486.

The previous prime is 8630128740479. The next prime is 8630128740533. The reversal of 8630128740487 is 7840478210368.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8630128740487 - 2³ = 8630128740479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8630128740187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4315064370243 + 4315064370244.

It is an arithmetic number, because the mean of its divisors is an integer number (4315064370244).

Almost surely, 2^{8630128740487} is an apocalyptic number.

8630128740487 is a deficient number, since it is larger than the sum of its proper divisors (1).

8630128740487 is an equidigital number, since it uses as much as digits as its factorization.

8630128740487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14450688, while the sum is 58.

The spelling of 8630128740487 in words is "eight trillion, six hundred thirty billion, one hundred twenty-eight million, seven hundred forty thousand, four hundred eighty-seven".