56775616 has 28 divisors (see below), whose sum is σ = 112928400. Its totient is φ = 28321280.

The previous prime is 56775613. The next prime is 56775637. The reversal of 56775616 is 61657765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56775613) 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 in 3 ways as a sum of consecutive naturals, for example, 37596 + ... + 39076.

Almost surely, 2^56775616 is an apocalyptic number.

It is an amenable number.

56775616 is a deficient number, since it is larger than the sum of its proper divisors (56152784).

56775616 is a wasteful number, since it uses less digits than its factorization.

56775616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092 (or 2082 counting only the distinct ones).

The product of its digits is 264600, while the sum is 43.

The square root of 56775616 is about 7534.9595884782. The cubic root of 56775616 is about 384.3444536591.

The spelling of 56775616 in words is "fifty-six million, seven hundred seventy-five thousand, six hundred sixteen".