5643658732 has 12 divisors (see below), whose sum is σ = 9880310440. Its totient is φ = 2820712896.

The previous prime is 5643658723. The next prime is 5643658763. The reversal of 5643658732 is 2378563465.

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, 267693 + ... + 288004.

Almost surely, 2^5643658732 is an apocalyptic number.

It is an amenable number.

5643658732 is a deficient number, since it is larger than the sum of its proper divisors (4236651708).

5643658732 is a wasteful number, since it uses less digits than its factorization.

5643658732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558240 (or 558238 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 49.

The square root of 5643658732 is about 75124.2885623551. The cubic root of 5643658732 is about 1780.4109151060.

The spelling of 5643658732 in words is "five billion, six hundred forty-three million, six hundred fifty-eight thousand, seven hundred thirty-two".