5200405240 has 64 divisors (see below), whose sum is σ = 11965916160. Its totient is φ = 2033170560.

The previous prime is 5200405237. The next prime is 5200405253. The reversal of 5200405240 is 425040025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1936939 + ... + 1939621.

It is an arithmetic number, because the mean of its divisors is an integer number (186967440).

Almost surely, 2^5200405240 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 5200405240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5982958080).

5200405240 is an abundant number, since it is smaller than the sum of its proper divisors (6765510920).

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

5200405240 is a wasteful number, since it uses less digits than its factorization.

5200405240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3772 (or 3768 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 5200405240 is about 72113.8352883828. The cubic root of 5200405240 is about 1732.5232139660.

Adding to 5200405240 its reverse (425040025), we get a palindrome (5625445265).

The spelling of 5200405240 in words is "five billion, two hundred million, four hundred five thousand, two hundred forty".