866200198607 has 8 divisors (see below), whose sum is σ = 867830616576. Its totient is φ = 864569952792.

The previous prime is 866200198561. The next prime is 866200198639. The reversal of 866200198607 is 706891002668.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 866200198607 - 2¹⁴ = 866200182223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (866200198657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14796128 + ... + 14854554.

It is an arithmetic number, because the mean of its divisors is an integer number (108478827072).

Almost surely, 2^866200198607 is an apocalyptic number.

866200198607 is a deficient number, since it is larger than the sum of its proper divisors (1630417969).

866200198607 is a wasteful number, since it uses less digits than its factorization.

866200198607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86077.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 866200198607 in words is "eight hundred sixty-six billion, two hundred million, one hundred ninety-eight thousand, six hundred seven".