505545130304 has 14 divisors (see below), whose sum is σ = 1003191118074. Its totient is φ = 252772565120.

The previous prime is 505545130301. The next prime is 505545130319. The reversal of 505545130304 is 403031545505.

It can be written as a sum of positive squares in only one way, i.e., 426471690304 + 79073440000 = 653048^2 + 281200^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505545130301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3949571267 + ... + 3949571394.

Almost surely, 2^505545130304 is an apocalyptic number.

It is an amenable number.

505545130304 is a deficient number, since it is larger than the sum of its proper divisors (497645987770).

505545130304 is an equidigital number, since it uses as much as digits as its factorization.

505545130304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7899142673 (or 7899142663 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

Adding to 505545130304 its reverse (403031545505), we get a palindrome (908576675809).

The spelling of 505545130304 in words is "five hundred five billion, five hundred forty-five million, one hundred thirty thousand, three hundred four".