505202205250 has 32 divisors (see below), whose sum is σ = 995514249600. Its totient is φ = 191445044400.

The previous prime is 505202205241. The next prime is 505202205257. The reversal of 505202205250 is 52502202505.

It is not an unprimeable number, because it can be changed into a prime (505202205257) 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 15 ways as a sum of consecutive naturals, for example, 53174430 + ... + 53183929.

It is an arithmetic number, because the mean of its divisors is an integer number (31109820300).

Almost surely, 2^505202205250 is an apocalyptic number.

505202205250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505202205250 is a deficient number, since it is larger than the sum of its proper divisors (490312044350).

505202205250 is a wasteful number, since it uses less digits than its factorization.

505202205250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106358395 (or 106358385 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

Adding to 505202205250 its reverse (52502202505), we get a palindrome (557704407755).

The spelling of 505202205250 in words is "five hundred five billion, two hundred two million, two hundred five thousand, two hundred fifty".