50565617056 has 12 divisors (see below), whose sum is σ = 99551058642. Its totient is φ = 25282808512.

The previous prime is 50565617051. The next prime is 50565617057. The reversal of 50565617056 is 65071656505.

It can be written as a sum of positive squares in only one way, i.e., 31725309456 + 18840307600 = 178116^2 + 137260^2 .

It is a junction number, because it is equal to n+sod(n) for n = 50565616997 and 50565617015.

It is not an unprimeable number, because it can be changed into a prime (50565617051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 790087735 + ... + 790087798.

Almost surely, 2^50565617056 is an apocalyptic number.

It is an amenable number.

50565617056 is a deficient number, since it is larger than the sum of its proper divisors (48985441586).

50565617056 is a wasteful number, since it uses less digits than its factorization.

50565617056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580175543 (or 1580175535 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 46.

The spelling of 50565617056 in words is "fifty billion, five hundred sixty-five million, six hundred seventeen thousand, fifty-six".