5216253644641 has 8 divisors (see below), whose sum is σ = 5622119803944. Its totient is φ = 4811046896640.

The previous prime is 5216253644453. The next prime is 5216253644647. The reversal of 5216253644641 is 1464463526125.

It can be written as a sum of positive squares in 4 ways, for example, as 241105550625 + 4975148094016 = 491025^2 + 2230504^2 .

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 5216253644641 - 2²⁷ = 5216119426913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5216253644647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164836390 + ... + 164868031.

It is an arithmetic number, because the mean of its divisors is an integer number (702764975493).

Almost surely, 2^{5216253644641} is an apocalyptic number.

It is an amenable number.

5216253644641 is a deficient number, since it is larger than the sum of its proper divisors (405866159303).

5216253644641 is a wasteful number, since it uses less digits than its factorization.

5216253644641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329705651.

The product of its digits is 4147200, while the sum is 49.

The spelling of 5216253644641 in words is "five trillion, two hundred sixteen billion, two hundred fifty-three million, six hundred forty-four thousand, six hundred forty-one".