50556606563 has 2 divisors, whose sum is σ = 50556606564. Its totient is φ = 50556606562.

The previous prime is 50556606559. The next prime is 50556606631. The reversal of 50556606563 is 36560665505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50556606563 - 2² = 50556606559 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (50556606533) 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, 25278303281 + 25278303282.

It is an arithmetic number, because the mean of its divisors is an integer number (25278303282).

Almost surely, 2^50556606563 is an apocalyptic number.

50556606563 is a deficient number, since it is larger than the sum of its proper divisors (1).

50556606563 is an equidigital number, since it uses as much as digits as its factorization.

50556606563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430000, while the sum is 47.

The spelling of 50556606563 in words is "fifty billion, five hundred fifty-six million, six hundred six thousand, five hundred sixty-three".