50605505536643 has 2 divisors, whose sum is σ = 50605505536644. Its totient is φ = 50605505536642.

The previous prime is 50605505536639. The next prime is 50605505536687. The reversal of 50605505536643 is 34663550550605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50605505536643 - 2² = 50605505536639 is a prime.

It is not a weakly prime, because it can be changed into another prime (50605505536693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25302752768321 + 25302752768322.

It is an arithmetic number, because the mean of its divisors is an integer number (25302752768322).

Almost surely, 2^{50605505536643} is an apocalyptic number.

50605505536643 is a deficient number, since it is larger than the sum of its proper divisors (1).

50605505536643 is an equidigital number, since it uses as much as digits as its factorization.

50605505536643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24300000, while the sum is 53.

The spelling of 50605505536643 in words is "fifty trillion, six hundred five billion, five hundred five million, five hundred thirty-six thousand, six hundred forty-three".