5202545540 has 12 divisors (see below), whose sum is σ = 10925345676. Its totient is φ = 2081018208.

The previous prime is 5202545527. The next prime is 5202545563. The reversal of 5202545540 is 455452025.

It can be written as a sum of positive squares in 2 ways, for example, as 3128836096 + 2073709444 = 55936^2 + 45538^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5202545497 and 5202545506.

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, 130063619 + ... + 130063658.

It is an arithmetic number, because the mean of its divisors is an integer number (910445473).

Almost surely, 2^5202545540 is an apocalyptic number.

It is an amenable number.

5202545540 is an abundant number, since it is smaller than the sum of its proper divisors (5722800136).

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

5202545540 is a wasteful number, since it uses less digits than its factorization.

5202545540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260127286 (or 260127284 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 5202545540 is about 72128.6734939719. The cubic root of 5202545540 is about 1732.7608628075.

Adding to 5202545540 its reverse (455452025), we get a palindrome (5657997565).

The spelling of 5202545540 in words is "five billion, two hundred two million, five hundred forty-five thousand, five hundred forty".