56508568 has 8 divisors (see below), whose sum is σ = 105953580. Its totient is φ = 28254280.

The previous prime is 56508563. The next prime is 56508577. The reversal of 56508568 is 86580565.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56508563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3531778 + ... + 3531793.

Almost surely, 2^56508568 is an apocalyptic number.

It is an amenable number.

56508568 is a deficient number, since it is larger than the sum of its proper divisors (49445012).

56508568 is a wasteful number, since it uses less digits than its factorization.

56508568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7063577 (or 7063573 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 43.

The square root of 56508568 is about 7517.2181024632. The cubic root of 56508568 is about 383.7409095733.

The spelling of 56508568 in words is "fifty-six million, five hundred eight thousand, five hundred sixty-eight".