2183652816 has 20 divisors (see below), whose sum is σ = 5641103232. Its totient is φ = 727884256.

The previous prime is 2183652799. The next prime is 2183652829. The reversal of 2183652816 is 6182563812.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22746336 + ... + 22746431.

Almost surely, 2^2183652816 is an apocalyptic number.

It is an amenable number.

2183652816 is an abundant number, since it is smaller than the sum of its proper divisors (3457450416).

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

2183652816 is a wasteful number, since it uses less digits than its factorization.

2183652816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45492778 (or 45492772 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 2183652816 is about 46729.5711086674. The cubic root of 2183652816 is about 1297.3620701238.

The spelling of 2183652816 in words is "two billion, one hundred eighty-three million, six hundred fifty-two thousand, eight hundred sixteen".