2165210200466 has 16 divisors (see below), whose sum is σ = 3326971531680. Its totient is φ = 1056487562400.

The previous prime is 2165210200441. The next prime is 2165210200477. The reversal of 2165210200466 is 6640020125612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66951860 + ... + 66984191.

It is an arithmetic number, because the mean of its divisors is an integer number (207935720730).

Almost surely, 2^{2165210200466} is an apocalyptic number.

2165210200466 is a deficient number, since it is larger than the sum of its proper divisors (1161761331214).

2165210200466 is a wasteful number, since it uses less digits than its factorization.

2165210200466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133936249.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 2165210200466 in words is "two trillion, one hundred sixty-five billion, two hundred ten million, two hundred thousand, four hundred sixty-six".