2214663566516 has 24 divisors (see below), whose sum is σ = 3980600527176. Its totient is φ = 1077352012800.

The previous prime is 2214663566477. The next prime is 2214663566543. The reversal of 2214663566516 is 6156653664122.

It can be written as a sum of positive squares in 4 ways, for example, as 131848872100 + 2082814694416 = 363110^2 + 1443196^2 .

It is a congruent number.

It is an unprimeable number.

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, 2817740 + ... + 3516956.

It is an arithmetic number, because the mean of its divisors is an integer number (165858355299).

Almost surely, 2^{2214663566516} is an apocalyptic number.

It is an amenable number.

2214663566516 is a deficient number, since it is larger than the sum of its proper divisors (1765936960660).

2214663566516 is a wasteful number, since it uses less digits than its factorization.

2214663566516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720659 (or 720657 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 53.

The spelling of 2214663566516 in words is "two trillion, two hundred fourteen billion, six hundred sixty-three million, five hundred sixty-six thousand, five hundred sixteen".