86584424291 has 2 divisors, whose sum is σ = 86584424292. Its totient is φ = 86584424290.

The previous prime is 86584424239. The next prime is 86584424317. The reversal of 86584424291 is 19242448568.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86584424291 - 2¹⁰ = 86584423267 is a prime.

It is not a weakly prime, because it can be changed into another prime (86584424231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43292212145 + 43292212146.

It is an arithmetic number, because the mean of its divisors is an integer number (43292212146).

Almost surely, 2^86584424291 is an apocalyptic number.

86584424291 is a deficient number, since it is larger than the sum of its proper divisors (1).

86584424291 is an equidigital number, since it uses as much as digits as its factorization.

86584424291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4423680, while the sum is 53.

The spelling of 86584424291 in words is "eighty-six billion, five hundred eighty-four million, four hundred twenty-four thousand, two hundred ninety-one".