500050005001 has 2 divisors, whose sum is σ = 500050005002. Its totient is φ = 500050005000.

The previous prime is 500050004957. The next prime is 500050005011. The reversal of 500050005001 is 100500050005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 436159859776 + 63890145225 = 660424^2 + 252765^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-500050005001 is a prime.

It is not a weakly prime, because it can be changed into another prime (500050005011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250025002500 + 250025002501.

It is an arithmetic number, because the mean of its divisors is an integer number (250025002501).

Almost surely, 2^500050005001 is an apocalyptic number.

It is an amenable number.

500050005001 is a deficient number, since it is larger than the sum of its proper divisors (1).

500050005001 is an equidigital number, since it uses as much as digits as its factorization.

500050005001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125, while the sum is 16.

Adding to 500050005001 its reverse (100500050005), we get a palindrome (600550055006).

The spelling of 500050005001 in words is "five hundred billion, fifty million, five thousand, one".