505225243350 has 192 divisors, whose sum is σ = 1407336353280. Its totient is φ = 133262755200.

The previous prime is 505225243331. The next prime is 505225243409. The reversal of 505225243350 is 53342522505.

505225243350 is a `hidden beast` number, since 5 + 0 + 52 + 2 + 524 + 33 + 50 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 165050820 + ... + 165053880.

It is an arithmetic number, because the mean of its divisors is an integer number (7329876840).

Almost surely, 2^505225243350 is an apocalyptic number.

505225243350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 505225243350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (703668176640).

505225243350 is an abundant number, since it is smaller than the sum of its proper divisors (902111109930).

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

505225243350 is a wasteful number, since it uses less digits than its factorization.

505225243350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4372 (or 4361 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

Adding to 505225243350 its reverse (53342522505), we get a palindrome (558567765855).

The spelling of 505225243350 in words is "five hundred five billion, two hundred twenty-five million, two hundred forty-three thousand, three hundred fifty".