505383056 has 20 divisors (see below), whose sum is σ = 1003063404. Its totient is φ = 246528000.

The previous prime is 505383031. The next prime is 505383059. The reversal of 505383056 is 650383505.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 276889600 + 228493456 = 16640^2 + 15116^2 .

It is not an unprimeable number, because it can be changed into a prime (505383059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384545 + ... + 385856.

Almost surely, 2^505383056 is an apocalyptic number.

It is an amenable number.

505383056 is a deficient number, since it is larger than the sum of its proper divisors (497680348).

505383056 is a wasteful number, since it uses less digits than its factorization.

505383056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770450 (or 770444 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 505383056 is about 22480.7263227859. The cubic root of 505383056 is about 796.5387210326.

The spelling of 505383056 in words is "five hundred five million, three hundred eighty-three thousand, fifty-six".