5643689716 has 96 divisors (see below), whose sum is σ = 12214540800. Its totient is φ = 2226892800.

The previous prime is 5643689713. The next prime is 5643689743. The reversal of 5643689716 is 6179863465.

It is a super-2 number, since 2×5643689716² = 63702467220968321312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5643689713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4278105 + ... + 4279423.

It is an arithmetic number, because the mean of its divisors is an integer number (127234800).

Almost surely, 2^5643689716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5643689716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6107270400).

5643689716 is an abundant number, since it is smaller than the sum of its proper divisors (6570851084).

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

5643689716 is a wasteful number, since it uses less digits than its factorization.

5643689716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537 (or 1535 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 55.

The square root of 5643689716 is about 75124.4947803311. The cubic root of 5643689716 is about 1780.4141732849.

The spelling of 5643689716 in words is "five billion, six hundred forty-three million, six hundred eighty-nine thousand, seven hundred sixteen".