505500670 has 32 divisors (see below), whose sum is σ = 950745600. Its totient is φ = 193147680.

The previous prime is 505500631. The next prime is 505500673. The reversal of 505500670 is 76005505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505500673) 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, 320985 + ... + 322555.

It is an arithmetic number, because the mean of its divisors is an integer number (29710800).

Almost surely, 2^505500670 is an apocalyptic number.

505500670 is a deficient number, since it is larger than the sum of its proper divisors (445244930).

505500670 is a wasteful number, since it uses less digits than its factorization.

505500670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 505500670 is about 22483.3420558421. The cubic root of 505500670 is about 796.6005070631.

The spelling of 505500670 in words is "five hundred five million, five hundred thousand, six hundred seventy".