866802430534207 has 2 divisors, whose sum is σ = 866802430534208. Its totient is φ = 866802430534206.

The previous prime is 866802430534199. The next prime is 866802430534219. The reversal of 866802430534207 is 702435034208668.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 866802430534207 - 2³ = 866802430534199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (866802430534277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433401215267103 + 433401215267104.

It is an arithmetic number, because the mean of its divisors is an integer number (433401215267104).

Almost surely, 2^{866802430534207} is an apocalyptic number.

866802430534207 is a deficient number, since it is larger than the sum of its proper divisors (1).

866802430534207 is an equidigital number, since it uses as much as digits as its factorization.

866802430534207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46448640, while the sum is 58.

The spelling of 866802430534207 in words is "eight hundred sixty-six trillion, eight hundred two billion, four hundred thirty million, five hundred thirty-four thousand, two hundred seven".