8616310008491 has 2 divisors, whose sum is σ = 8616310008492. Its totient is φ = 8616310008490.

The previous prime is 8616310008389. The next prime is 8616310008539. The reversal of 8616310008491 is 1948000136168.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8616310008491 - 2³⁰ = 8615236266667 is a prime.

It is not a weakly prime, because it can be changed into another prime (8616310002491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4308155004245 + 4308155004246.

It is an arithmetic number, because the mean of its divisors is an integer number (4308155004246).

Almost surely, 2^{8616310008491} is an apocalyptic number.

8616310008491 is a deficient number, since it is larger than the sum of its proper divisors (1).

8616310008491 is an equidigital number, since it uses as much as digits as its factorization.

8616310008491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 47.

The spelling of 8616310008491 in words is "eight trillion, six hundred sixteen billion, three hundred ten million, eight thousand, four hundred ninety-one".