2243566616 has 8 divisors (see below), whose sum is σ = 4206687420. Its totient is φ = 1121783304.

The previous prime is 2243566603. The next prime is 2243566673. The reversal of 2243566616 is 6166653422.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140222906 + ... + 140222921.

Almost surely, 2^2243566616 is an apocalyptic number.

It is an amenable number.

2243566616 is a deficient number, since it is larger than the sum of its proper divisors (1963120804).

2243566616 is a wasteful number, since it uses less digits than its factorization.

2243566616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280445833 (or 280445829 counting only the distinct ones).

The product of its digits is 311040, while the sum is 41.

The square root of 2243566616 is about 47366.3025367191. The cubic root of 2243566616 is about 1309.1205985328.

The spelling of 2243566616 in words is "two billion, two hundred forty-three million, five hundred sixty-six thousand, six hundred sixteen".