50005405001 has 2 divisors, whose sum is σ = 50005405002. Its totient is φ = 50005405000.

The previous prime is 50005404991. The next prime is 50005405027. The reversal of 50005405001 is 10050450005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46089649225 + 3915755776 = 214685^2 + 62576^2 .

It is a cyclic number.

It is not a de Polignac number, because 50005405001 - 2¹⁴ = 50005388617 is a prime.

It is not a weakly prime, because it can be changed into another prime (50005405061) 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, 25002702500 + 25002702501.

It is an arithmetic number, because the mean of its divisors is an integer number (25002702501).

Almost surely, 2^50005405001 is an apocalyptic number.

It is an amenable number.

50005405001 is a deficient number, since it is larger than the sum of its proper divisors (1).

50005405001 is an equidigital number, since it uses as much as digits as its factorization.

50005405001 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 50005405001 its reverse (10050450005), we get a palindrome (60055855006).

The spelling of 50005405001 in words is "fifty billion, five million, four hundred five thousand, one".