866800084717327 has 2 divisors, whose sum is σ = 866800084717328. Its totient is φ = 866800084717326.

The previous prime is 866800084717321. The next prime is 866800084717331. The reversal of 866800084717327 is 723717480008668.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 866800084717327 - 2⁷ = 866800084717199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (866800084717321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433400042358663 + 433400042358664.

It is an arithmetic number, because the mean of its divisors is an integer number (433400042358664).

Almost surely, 2^{866800084717327} is an apocalyptic number.

866800084717327 is a deficient number, since it is larger than the sum of its proper divisors (1).

866800084717327 is an equidigital number, since it uses as much as digits as its factorization.

866800084717327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151732224, while the sum is 67.

The spelling of 866800084717327 in words is "eight hundred sixty-six trillion, eight hundred billion, eighty-four million, seven hundred seventeen thousand, three hundred twenty-seven".