5643219016 has 16 divisors (see below), whose sum is σ = 10603994940. Its totient is φ = 2815487040.

The previous prime is 5643218989. The next prime is 5643219017. The reversal of 5643219016 is 6109123465.

It can be written as a sum of positive squares in 2 ways, for example, as 5176226916 + 466992100 = 71946^2 + 21610^2 .

It is not an unprimeable number, because it can be changed into a prime (5643219017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761391 + ... + 768766.

Almost surely, 2^5643219016 is an apocalyptic number.

It is an amenable number.

5643219016 is a deficient number, since it is larger than the sum of its proper divisors (4960775924).

5643219016 is a wasteful number, since it uses less digits than its factorization.

5643219016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530624 (or 1530620 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 5643219016 is about 75121.3619152369. The cubic root of 5643219016 is about 1780.3646746831.

The spelling of 5643219016 in words is "five billion, six hundred forty-three million, two hundred nineteen thousand, sixteen".