86743646071 has 2 divisors, whose sum is σ = 86743646072. Its totient is φ = 86743646070.

The previous prime is 86743646057. The next prime is 86743646117. The reversal of 86743646071 is 17064634768.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86743646071 - 2⁵ = 86743646039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86743641071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43371823035 + 43371823036.

It is an arithmetic number, because the mean of its divisors is an integer number (43371823036).

Almost surely, 2^86743646071 is an apocalyptic number.

86743646071 is a deficient number, since it is larger than the sum of its proper divisors (1).

86743646071 is an equidigital number, since it uses as much as digits as its factorization.

86743646071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4064256, while the sum is 52.

The spelling of 86743646071 in words is "eighty-six billion, seven hundred forty-three million, six hundred forty-six thousand, seventy-one".