5324400520 has 32 divisors (see below), whose sum is σ = 11982242520. Its totient is φ = 2129344000.

The previous prime is 5324400509. The next prime is 5324400539. The reversal of 5324400520 is 250044235.

It can be written as a sum of positive squares in 4 ways, for example, as 2108830084 + 3215570436 = 45922^2 + 56706^2 .

It is an unprimeable number.

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, 270534 + ... + 289546.

Almost surely, 2^5324400520 is an apocalyptic number.

It is an amenable number.

5324400520 is an abundant number, since it is smaller than the sum of its proper divisors (6657842000).

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

5324400520 is a wasteful number, since it uses less digits than its factorization.

5324400520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26025 (or 26021 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 5324400520 is about 72968.4899117420. The cubic root of 5324400520 is about 1746.1849429726.

Adding to 5324400520 its reverse (250044235), we get a palindrome (5574444755).

The spelling of 5324400520 in words is "five billion, three hundred twenty-four million, four hundred thousand, five hundred twenty".