505556672 has 28 divisors (see below), whose sum is σ = 1006419120. Its totient is φ = 251970816.

The previous prime is 505556669. The next prime is 505556699. The reversal of 505556672 is 276655505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7829 + ... + 32747.

It is an arithmetic number, because the mean of its divisors is an integer number (35943540).

Almost surely, 2^505556672 is an apocalyptic number.

It is an amenable number.

505556672 is a deficient number, since it is larger than the sum of its proper divisors (500862448).

505556672 is a wasteful number, since it uses less digits than its factorization.

505556672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25248 (or 25238 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 41.

The square root of 505556672 is about 22484.5874322835. The cubic root of 505556672 is about 796.6299231627.

The spelling of 505556672 in words is "five hundred five million, five hundred fifty-six thousand, six hundred seventy-two".