5643650632 has 8 divisors (see below), whose sum is σ = 10581844950. Its totient is φ = 2821825312.

The previous prime is 5643650591. The next prime is 5643650669. The reversal of 5643650632 is 2360563465.

It can be written as a sum of positive squares in only one way, i.e., 3768240996 + 1875409636 = 61386^2 + 43306^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352728157 + ... + 352728172.

Almost surely, 2^5643650632 is an apocalyptic number.

It is an amenable number.

5643650632 is a deficient number, since it is larger than the sum of its proper divisors (4938194318).

5643650632 is a wasteful number, since it uses less digits than its factorization.

5643650632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705456335 (or 705456331 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 40.

The square root of 5643650632 is about 75124.2346516755. The cubic root of 5643650632 is about 1780.4100633337.

The spelling of 5643650632 in words is "five billion, six hundred forty-three million, six hundred fifty thousand, six hundred thirty-two".