505504680 has 64 divisors (see below), whose sum is σ = 1518004800. Its totient is φ = 134668800.

The previous prime is 505504679. The next prime is 505504691. The reversal of 505504680 is 86405505.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 214951 + ... + 217289.

It is an arithmetic number, because the mean of its divisors is an integer number (23718825).

Almost surely, 2^505504680 is an apocalyptic number.

It is an amenable number.

505504680 is an abundant number, since it is smaller than the sum of its proper divisors (1012500120).

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

505504680 is a wasteful number, since it uses less digits than its factorization.

505504680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4154 (or 4150 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 505504680 is about 22483.4312327990. The cubic root of 505504680 is about 796.6026134629.

The spelling of 505504680 in words is "five hundred five million, five hundred four thousand, six hundred eighty".