505056568 has 8 divisors (see below), whose sum is σ = 946981080. Its totient is φ = 252528280.

The previous prime is 505056529. The next prime is 505056599. The reversal of 505056568 is 865650505.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 505056568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31566028 + ... + 31566043.

It is an arithmetic number, because the mean of its divisors is an integer number (118372635).

Almost surely, 2^505056568 is an apocalyptic number.

It is an amenable number.

505056568 is a deficient number, since it is larger than the sum of its proper divisors (441924512).

505056568 is a wasteful number, since it uses less digits than its factorization.

505056568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63132077 (or 63132073 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 40.

The square root of 505056568 is about 22473.4636404805. The cubic root of 505056568 is about 796.3671572043.

The spelling of 505056568 in words is "five hundred five million, fifty-six thousand, five hundred sixty-eight".