5205520500872 has 32 divisors (see below), whose sum is σ = 9884461382400. Its totient is φ = 2569667877504.

The previous prime is 5205520500871. The next prime is 5205520500931. The reversal of 5205520500872 is 2780050255025.

It is not an unprimeable number, because it can be changed into a prime (5205520500871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11348933 + ... + 11798699.

It is an arithmetic number, because the mean of its divisors is an integer number (308889418200).

Almost surely, 2^{5205520500872} is an apocalyptic number.

It is an amenable number.

5205520500872 is a deficient number, since it is larger than the sum of its proper divisors (4678940881528).

5205520500872 is a wasteful number, since it uses less digits than its factorization.

5205520500872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468165 (or 468161 counting only the distinct ones).

The product of its (nonzero) digits is 280000, while the sum is 41.

Adding to 5205520500872 its reverse (2780050255025), we get a palindrome (7985570755897).

The spelling of 5205520500872 in words is "five trillion, two hundred five billion, five hundred twenty million, five hundred thousand, eight hundred seventy-two".