866800086760607 has 2 divisors, whose sum is σ = 866800086760608. Its totient is φ = 866800086760606.

The previous prime is 866800086760561. The next prime is 866800086760687. The reversal of 866800086760607 is 706067680008668.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 866800086760607 - 2⁸ = 866800086760351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (866800086760687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433400043380303 + 433400043380304.

It is an arithmetic number, because the mean of its divisors is an integer number (433400043380304).

Almost surely, 2^{866800086760607} is an apocalyptic number.

866800086760607 is a deficient number, since it is larger than the sum of its proper divisors (1).

866800086760607 is an equidigital number, since it uses as much as digits as its factorization.

866800086760607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 195084288, while the sum is 68.

The spelling of 866800086760607 in words is "eight hundred sixty-six trillion, eight hundred billion, eighty-six million, seven hundred sixty thousand, six hundred seven".