866603050210 has 16 divisors (see below), whose sum is σ = 1561459560192. Its totient is φ = 346291426800.

The previous prime is 866603050123. The next prime is 866603050211. The reversal of 866603050210 is 12050306668.

It is a self number, because there is not a number n which added to its sum of digits gives 866603050210.

It is not an unprimeable number, because it can be changed into a prime (866603050211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43713756 + ... + 43733575.

It is an arithmetic number, because the mean of its divisors is an integer number (97591222512).

Almost surely, 2^866603050210 is an apocalyptic number.

866603050210 is a deficient number, since it is larger than the sum of its proper divisors (694856509982).

866603050210 is a wasteful number, since it uses less digits than its factorization.

866603050210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87448329.

The product of its (nonzero) digits is 51840, while the sum is 37.

Adding to 866603050210 its reverse (12050306668), we get a palindrome (878653356878).

The spelling of 866603050210 in words is "eight hundred sixty-six billion, six hundred three million, fifty thousand, two hundred ten".