2220565544 has 32 divisors (see below), whose sum is σ = 4349358720. Its totient is φ = 1060842816.

The previous prime is 2220565531. The next prime is 2220565559. The reversal of 2220565544 is 4455650222.

It is a super-2 number, since 2×2220565544² = 9861822670400031872, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174734 + ... + 187010.

It is an arithmetic number, because the mean of its divisors is an integer number (135917460).

Almost surely, 2^2220565544 is an apocalyptic number.

It is an amenable number.

2220565544 is a deficient number, since it is larger than the sum of its proper divisors (2128793176).

2220565544 is a wasteful number, since it uses less digits than its factorization.

2220565544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13289 (or 13285 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The square root of 2220565544 is about 47122.8770768509. The cubic root of 2220565544 is about 1304.6315159729.

The spelling of 2220565544 in words is "two billion, two hundred twenty million, five hundred sixty-five thousand, five hundred forty-four".