5423244520 has 96 divisors (see below), whose sum is σ = 12830506920. Its totient is φ = 2062860800.

The previous prime is 5423244517. The next prime is 5423244521. The reversal of 5423244520 is 254423245.

It can be written as a sum of positive squares in 4 ways, for example, as 4105990084 + 1317254436 = 64078^2 + 36294^2 .

It is a super-2 number, since 2×5423244520² = 58823162247420060800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5423244521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4167870 + ... + 4169170.

Almost surely, 2^5423244520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5423244520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6415253460).

5423244520 is an abundant number, since it is smaller than the sum of its proper divisors (7407262400).

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

5423244520 is a wasteful number, since it uses less digits than its factorization.

5423244520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555 (or 1528 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 5423244520 is about 73642.6813743226. The cubic root of 5423244520 is about 1756.9243502814.

Adding to 5423244520 its reverse (254423245), we get a palindrome (5677667765).

The spelling of 5423244520 in words is "five billion, four hundred twenty-three million, two hundred forty-four thousand, five hundred twenty".