505110225330440 has 16 divisors (see below), whose sum is σ = 1136498006993580. Its totient is φ = 202044090132160.

The previous prime is 505110225330439. The next prime is 505110225330443. The reversal of 505110225330440 is 44033522011505.

It can be written as a sum of positive squares in 2 ways, for example, as 494213003733604 + 10897221596836 = 22230902^2 + 3301094^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 505110225330440.

It is not an unprimeable number, because it can be changed into a prime (505110225330443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6313877816591 + ... + 6313877816670.

Almost surely, 2^{505110225330440} is an apocalyptic number.

It is an amenable number.

505110225330440 is an abundant number, since it is smaller than the sum of its proper divisors (631387781663140).

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

505110225330440 is a wasteful number, since it uses less digits than its factorization.

505110225330440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12627755633272 (or 12627755633268 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 505110225330440 its reverse (44033522011505), we get a palindrome (549143747341945).

The spelling of 505110225330440 in words is "five hundred five trillion, one hundred ten billion, two hundred twenty-five million, three hundred thirty thousand, four hundred forty".