50045005001 has 2 divisors, whose sum is σ = 50045005002. Its totient is φ = 50045005000.

The previous prime is 50045004887. The next prime is 50045005019. The reversal of 50045005001 is 10050054005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26406250000 + 23638755001 = 162500^2 + 153749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50045005001 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50045005081) 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, 25022502500 + 25022502501.

It is an arithmetic number, because the mean of its divisors is an integer number (25022502501).

Almost surely, 2^50045005001 is an apocalyptic number.

It is an amenable number.

50045005001 is a deficient number, since it is larger than the sum of its proper divisors (1).

50045005001 is an equidigital number, since it uses as much as digits as its factorization.

50045005001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 500, while the sum is 20.

Adding to 50045005001 its reverse (10050054005), we get a palindrome (60095059006).

The spelling of 50045005001 in words is "fifty billion, forty-five million, five thousand, one".