86571034787807 has 2 divisors, whose sum is σ = 86571034787808. Its totient is φ = 86571034787806.

The previous prime is 86571034787759. The next prime is 86571034787899. The reversal of 86571034787807 is 70878743017568.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86571034787807 - 2⁸ = 86571034787551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86571034787707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43285517393903 + 43285517393904.

It is an arithmetic number, because the mean of its divisors is an integer number (43285517393904).

Almost surely, 2^{86571034787807} is an apocalyptic number.

86571034787807 is a deficient number, since it is larger than the sum of its proper divisors (1).

86571034787807 is an equidigital number, since it uses as much as digits as its factorization.

86571034787807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 442552320, while the sum is 71.

The spelling of 86571034787807 in words is "eighty-six trillion, five hundred seventy-one billion, thirty-four million, seven hundred eighty-seven thousand, eight hundred seven".