500261520260 has 24 divisors (see below), whose sum is σ = 1055881937880. Its totient is φ = 199088847104.

The previous prime is 500261520247. The next prime is 500261520271. The reversal of 500261520260 is 62025162005.

It can be written as a sum of positive squares in 4 ways, for example, as 353282829376 + 146978690884 = 594376^2 + 383378^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63481025 + ... + 63488904.

It is an arithmetic number, because the mean of its divisors is an integer number (43995080745).

Almost surely, 2^500261520260 is an apocalyptic number.

It is an amenable number.

500261520260 is an abundant number, since it is smaller than the sum of its proper divisors (555620417620).

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

500261520260 is a wasteful number, since it uses less digits than its factorization.

500261520260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126970135 (or 126970133 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 500261520260 its reverse (62025162005), we get a palindrome (562286682265).

The spelling of 500261520260 in words is "five hundred billion, two hundred sixty-one million, five hundred twenty thousand, two hundred sixty".