505495568 has 20 divisors (see below), whose sum is σ = 982034988. Its totient is φ = 252067200.

The previous prime is 505495567. The next prime is 505495643. The reversal of 505495568 is 865594505.

It can be written as a sum of positive squares in 2 ways, for example, as 191213584 + 314281984 = 13828^2 + 17728^2 .

It is not an unprimeable number, because it can be changed into a prime (505495567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36383 + ... + 48318.

Almost surely, 2^505495568 is an apocalyptic number.

It is an amenable number.

505495568 is a deficient number, since it is larger than the sum of its proper divisors (476539420).

505495568 is a wasteful number, since it uses less digits than its factorization.

505495568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85082 (or 85076 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 47.

The square root of 505495568 is about 22483.2285937763. The cubic root of 505495568 is about 796.5978270340.

The spelling of 505495568 in words is "five hundred five million, four hundred ninety-five thousand, five hundred sixty-eight".