86218473767 has 2 divisors, whose sum is σ = 86218473768. Its totient is φ = 86218473766.

The previous prime is 86218473713. The next prime is 86218473791. The reversal of 86218473767 is 76737481268.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86218473767 - 2¹⁴ = 86218457383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86218473797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43109236883 + 43109236884.

It is an arithmetic number, because the mean of its divisors is an integer number (43109236884).

Almost surely, 2^86218473767 is an apocalyptic number.

86218473767 is a deficient number, since it is larger than the sum of its proper divisors (1).

86218473767 is an equidigital number, since it uses as much as digits as its factorization.

86218473767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18966528, while the sum is 59.

The spelling of 86218473767 in words is "eighty-six billion, two hundred eighteen million, four hundred seventy-three thousand, seven hundred sixty-seven".