5243864784 has 20 divisors (see below), whose sum is σ = 13546650816. Its totient is φ = 1747954912.

The previous prime is 5243864741. The next prime is 5243864809. The reversal of 5243864784 is 4874683425.

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, 54623544 + ... + 54623639.

Almost surely, 2^5243864784 is an apocalyptic number.

It is an amenable number.

5243864784 is an abundant number, since it is smaller than the sum of its proper divisors (8302786032).

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

5243864784 is a wasteful number, since it uses less digits than its factorization.

5243864784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109247194 (or 109247188 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 51.

The square root of 5243864784 is about 72414.5343422161. The cubic root of 5243864784 is about 1737.3360371407.

The spelling of 5243864784 in words is "five billion, two hundred forty-three million, eight hundred sixty-four thousand, seven hundred eighty-four".