500501561130 has 24 divisors (see below), whose sum is σ = 1301304059172. Its totient is φ = 133467082944.

The previous prime is 500501561123. The next prime is 500501561141. The reversal of 500501561130 is 31165105005.

500501561130 is a `hidden beast` number, since 5 + 0 + 0 + 5 + 0 + 15 + 611 + 30 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 482567798241 + 17933762889 = 694671^2 + 133917^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 500501561094 and 500501561103.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2780564139 + ... + 2780564318.

Almost surely, 2^500501561130 is an apocalyptic number.

500501561130 is an abundant number, since it is smaller than the sum of its proper divisors (800802498042).

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

500501561130 is a wasteful number, since it uses less digits than its factorization.

500501561130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561128470 (or 5561128467 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

Adding to 500501561130 its reverse (31165105005), we get a palindrome (531666666135).

The spelling of 500501561130 in words is "five hundred billion, five hundred one million, five hundred sixty-one thousand, one hundred thirty".