86466552647 has 2 divisors, whose sum is σ = 86466552648. Its totient is φ = 86466552646.

The previous prime is 86466552631. The next prime is 86466552649. The reversal of 86466552647 is 74625566468.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86466552647 - 2⁴ = 86466552631 is a prime.

Together with 86466552649, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86466552649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43233276323 + 43233276324.

It is an arithmetic number, because the mean of its divisors is an integer number (43233276324).

Almost surely, 2^86466552647 is an apocalyptic number.

86466552647 is a deficient number, since it is larger than the sum of its proper divisors (1).

86466552647 is an equidigital number, since it uses as much as digits as its factorization.

86466552647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58060800, while the sum is 59.

The spelling of 86466552647 in words is "eighty-six billion, four hundred sixty-six million, five hundred fifty-two thousand, six hundred forty-seven".