86247854647 has 2 divisors, whose sum is σ = 86247854648. Its totient is φ = 86247854646.

The previous prime is 86247854617. The next prime is 86247854699. The reversal of 86247854647 is 74645874268.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86247854647 - 2¹¹ = 86247852599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86247854617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43123927323 + 43123927324.

It is an arithmetic number, because the mean of its divisors is an integer number (43123927324).

Almost surely, 2^86247854647 is an apocalyptic number.

86247854647 is a deficient number, since it is larger than the sum of its proper divisors (1).

86247854647 is an equidigital number, since it uses as much as digits as its factorization.

86247854647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72253440, while the sum is 61.

The spelling of 86247854647 in words is "eighty-six billion, two hundred forty-seven million, eight hundred fifty-four thousand, six hundred forty-seven".