5213325440 has 64 divisors (see below), whose sum is σ = 12479751000. Its totient is φ = 2082545664.

The previous prime is 5213325437. The next prime is 5213325463. The reversal of 5213325440 is 445233125.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4508316736 + 705008704 = 67144^2 + 26552^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512726 + ... + 522794.

Almost surely, 2^5213325440 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 5213325440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6239875500).

5213325440 is an abundant number, since it is smaller than the sum of its proper divisors (7266425560).

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

5213325440 is a wasteful number, since it uses less digits than its factorization.

5213325440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10897 (or 10885 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 5213325440 is about 72203.3616945915. The cubic root of 5213325440 is about 1733.9568223807.

Adding to 5213325440 its reverse (445233125), we get a palindrome (5658558565).

The spelling of 5213325440 in words is "five billion, two hundred thirteen million, three hundred twenty-five thousand, four hundred forty".