5665873984 has 35 divisors (see below), whose sum is σ = 11360335547. Its totient is φ = 2803731456.

The previous prime is 5665873979. The next prime is 5665874021. The reversal of 5665873984 is 4893785665.

The square root of 5665873984 is 75272.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 58859584 + 5607014400 = 7672^2 + 74880^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=4, B=194.

It is a Duffinian number.

Its product of digits (43545600) is a multiple of the sum of its prime factors (400).

It is an unprimeable number.

It is a polite number, since it can be written in 4 ways as a sum of consecutive naturals, for example, 58411024 + ... + 58411120.

Almost surely, 2^5665873984 is an apocalyptic number.

5665873984 is the 75272-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5665873984

5665873984 is an abundant number, since it is smaller than the sum of its proper divisors (5694461563).

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

5665873984 is an frugal number, since it uses more digits than its factorization.

5665873984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 99 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 61.

The cubic root of 5665873984 is about 1782.7439461763.

The spelling of 5665873984 in words is "five billion, six hundred sixty-five million, eight hundred seventy-three thousand, nine hundred eighty-four".