86863842510671 has 2 divisors, whose sum is σ = 86863842510672. Its totient is φ = 86863842510670.

The previous prime is 86863842510593. The next prime is 86863842510677. The reversal of 86863842510671 is 17601524836868.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86863842510671 - 2³⁸ = 86588964603727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86863842510598 and 86863842510607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86863842510677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43431921255335 + 43431921255336.

It is an arithmetic number, because the mean of its divisors is an integer number (43431921255336).

Almost surely, 2^{86863842510671} is an apocalyptic number.

86863842510671 is a deficient number, since it is larger than the sum of its proper divisors (1).

86863842510671 is an equidigital number, since it uses as much as digits as its factorization.

86863842510671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92897280, while the sum is 65.

The spelling of 86863842510671 in words is "eighty-six trillion, eight hundred sixty-three billion, eight hundred forty-two million, five hundred ten thousand, six hundred seventy-one".