5205502240 has 24 divisors (see below), whose sum is σ = 12297999420. Its totient is φ = 2082200832.

The previous prime is 5205502231. The next prime is 5205502273. The reversal of 5205502240 is 422055025.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4909524624 + 295977616 = 70068^2 + 17204^2 .

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 3 ways as a sum of consecutive naturals, for example, 16267035 + ... + 16267354.

Almost surely, 2^5205502240 is an apocalyptic number.

It is an amenable number.

5205502240 is an abundant number, since it is smaller than the sum of its proper divisors (7092497180).

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

5205502240 is a wasteful number, since it uses less digits than its factorization.

5205502240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32534404 (or 32534396 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 5205502240 is about 72149.1665925532. The cubic root of 5205502240 is about 1733.0890536751.

Adding to 5205502240 its reverse (422055025), we get a palindrome (5627557265).

The spelling of 5205502240 in words is "five billion, two hundred five million, five hundred two thousand, two hundred forty".