5216565443 has 8 divisors (see below), whose sum is σ = 5408752800. Its totient is φ = 5025198528.

The previous prime is 5216565437. The next prime is 5216565493. The reversal of 5216565443 is 3445656125.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5216565443 - 2⁴ = 5216565427 is a prime.

It is a super-2 number, since 2×5216565443² = 54425110042203572498, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5216565443.

It is not an unprimeable number, because it can be changed into a prime (5216565433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192146 + ... + 217607.

It is an arithmetic number, because the mean of its divisors is an integer number (676094100).

Almost surely, 2^5216565443 is an apocalyptic number.

5216565443 is a deficient number, since it is larger than the sum of its proper divisors (192187357).

5216565443 is a wasteful number, since it uses less digits than its factorization.

5216565443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410221.

The product of its digits is 432000, while the sum is 41.

The square root of 5216565443 is about 72225.7948589007. The cubic root of 5216565443 is about 1734.3159573150.

The spelling of 5216565443 in words is "five billion, two hundred sixteen million, five hundred sixty-five thousand, four hundred forty-three".