505313452100 has 18 divisors (see below), whose sum is σ = 1096530191274. Its totient is φ = 202125380800.

The previous prime is 505313452073. The next prime is 505313452103. The reversal of 505313452100 is 1254313505.

It can be written as a sum of positive squares in 3 ways, for example, as 77301793024 + 428011659076 = 278032^2 + 654226^2 .

It is not an unprimeable number, because it can be changed into a prime (505313452103) 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 in 5 ways as a sum of consecutive naturals, for example, 2526567161 + ... + 2526567360.

Almost surely, 2^505313452100 is an apocalyptic number.

505313452100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505313452100 is an abundant number, since it is smaller than the sum of its proper divisors (591216739174).

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

505313452100 is a wasteful number, since it uses less digits than its factorization.

505313452100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5053134535 (or 5053134528 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 505313452100 its reverse (1254313505), we get a palindrome (506567765605).

The spelling of 505313452100 in words is "five hundred five billion, three hundred thirteen million, four hundred fifty-two thousand, one hundred".