5224568644 has 12 divisors (see below), whose sum is σ = 9168465600. Its totient is φ = 2605007048.

The previous prime is 5224568597. The next prime is 5224568647. The reversal of 5224568644 is 4468654225.

It is a super-2 number, since 2×5224568644² = 54592235031735997472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5224568594 and 5224568603.

It is not an unprimeable number, because it can be changed into a prime (5224568647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1817704 + ... + 1820575.

It is an arithmetic number, because the mean of its divisors is an integer number (764038800).

Almost surely, 2^5224568644 is an apocalyptic number.

It is an amenable number.

5224568644 is a deficient number, since it is larger than the sum of its proper divisors (3943896956).

5224568644 is a wasteful number, since it uses less digits than its factorization.

5224568644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3638642 (or 3638640 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 46.

The square root of 5224568644 is about 72281.1776605777. The cubic root of 5224568644 is about 1735.2024273609.

The spelling of 5224568644 in words is "five billion, two hundred twenty-four million, five hundred sixty-eight thousand, six hundred forty-four".