2184864768 has 66 divisors (see below), whose sum is σ = 6308776214. Its totient is φ = 728285184.

The previous prime is 2184864757. The next prime is 2184864797. The reversal of 2184864768 is 8674684812.

It can be written as a sum of positive squares in only one way, i.e., 1924752384 + 260112384 = 43872^2 + 16128^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109321 + ... + 127752.

Almost surely, 2^2184864768 is an apocalyptic number.

It is an amenable number.

2184864768 is an abundant number, since it is smaller than the sum of its proper divisors (4123911446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2184864768 is a wasteful number, since it uses less digits than its factorization.

2184864768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237099 (or 237078 counting only the distinct ones).

The product of its digits is 4128768, while the sum is 54.

The square root of 2184864768 is about 46742.5370299901. The cubic root of 2184864768 is about 1297.6020426055.

The spelling of 2184864768 in words is "two billion, one hundred eighty-four million, eight hundred sixty-four thousand, seven hundred sixty-eight".