86678646383701 has 2 divisors, whose sum is σ = 86678646383702. Its totient is φ = 86678646383700.

The previous prime is 86678646383687. The next prime is 86678646383717. The reversal of 86678646383701 is 10738364687668.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45343712283076 + 41334934100625 = 6733774^2 + 6429225^2 .

It is a cyclic number.

It is not a de Polignac number, because 86678646383701 - 2¹⁹ = 86678645859413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86678646383761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43339323191850 + 43339323191851.

It is an arithmetic number, because the mean of its divisors is an integer number (43339323191851).

Almost surely, 2^{86678646383701} is an apocalyptic number.

It is an amenable number.

86678646383701 is a deficient number, since it is larger than the sum of its proper divisors (1).

86678646383701 is an equidigital number, since it uses as much as digits as its factorization.

86678646383701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1170505728, while the sum is 73.

The spelling of 86678646383701 in words is "eighty-six trillion, six hundred seventy-eight billion, six hundred forty-six million, three hundred eighty-three thousand, seven hundred one".