505325544 has 64 divisors (see below), whose sum is σ = 1380810240. Its totient is φ = 153415680.

The previous prime is 505325537. The next prime is 505325549. The reversal of 505325544 is 445523505.

It is not an unprimeable number, because it can be changed into a prime (505325549) 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, 7329 + ... + 32624.

It is an arithmetic number, because the mean of its divisors is an integer number (21575160).

Almost surely, 2^505325544 is an apocalyptic number.

It is an amenable number.

505325544 is an abundant number, since it is smaller than the sum of its proper divisors (875484696).

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

505325544 is a wasteful number, since it uses less digits than its factorization.

505325544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40010 (or 40006 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 33.

The square root of 505325544 is about 22479.4471462267. The cubic root of 505325544 is about 796.5085048285.

The spelling of 505325544 in words is "five hundred five million, three hundred twenty-five thousand, five hundred forty-four".