2663788216 has 32 divisors (see below), whose sum is σ = 5076918000. Its totient is φ = 1310121216.

The previous prime is 2663788207. The next prime is 2663788223. The reversal of 2663788216 is 6128873662.

It is a self number, because there is not a number n which added to its sum of digits gives 2663788216.

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, 110220 + ... + 132196.

Almost surely, 2^2663788216 is an apocalyptic number.

It is an amenable number.

2663788216 is a deficient number, since it is larger than the sum of its proper divisors (2413129784).

2663788216 is a wasteful number, since it uses less digits than its factorization.

2663788216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22231 (or 22227 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 2663788216 is about 51611.8999456521. The cubic root of 2663788216 is about 1386.2234175120.

The spelling of 2663788216 in words is "two billion, six hundred sixty-three million, seven hundred eighty-eight thousand, two hundred sixteen".