50164204609 has 2 divisors, whose sum is σ = 50164204610. Its totient is φ = 50164204608.

The previous prime is 50164204591. The next prime is 50164204621. The reversal of 50164204609 is 90640246105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41108779009 + 9055425600 = 202753^2 + 95160^2 .

It is a cyclic number.

It is not a de Polignac number, because 50164204609 - 2²⁵ = 50130650177 is a prime.

It is not a weakly prime, because it can be changed into another prime (50164204679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25082102304 + 25082102305.

It is an arithmetic number, because the mean of its divisors is an integer number (25082102305).

Almost surely, 2^50164204609 is an apocalyptic number.

It is an amenable number.

50164204609 is a deficient number, since it is larger than the sum of its proper divisors (1).

50164204609 is an equidigital number, since it uses as much as digits as its factorization.

50164204609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 50164204609 in words is "fifty billion, one hundred sixty-four million, two hundred four thousand, six hundred nine".