2165632466216 has 16 divisors (see below), whose sum is σ = 4060800280800. Its totient is φ = 1082752391344.

The previous prime is 2165632466209. The next prime is 2165632466219. The reversal of 2165632466216 is 6126642365612.

It is not an unprimeable number, because it can be changed into a prime (2165632466219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7835900 + ... + 8107563.

It is an arithmetic number, because the mean of its divisors is an integer number (253800017550).

Almost surely, 2^{2165632466216} is an apocalyptic number.

It is an amenable number.

2165632466216 is a deficient number, since it is larger than the sum of its proper divisors (1895167814584).

2165632466216 is a wasteful number, since it uses less digits than its factorization.

2165632466216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15960448 (or 15960444 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 50.

The spelling of 2165632466216 in words is "two trillion, one hundred sixty-five billion, six hundred thirty-two million, four hundred sixty-six thousand, two hundred sixteen".