500050005051 has 4 divisors (see below), whose sum is σ = 666733340072. Its totient is φ = 333366670032.

The previous prime is 500050005047. The next prime is 500050005071. The reversal of 500050005051 is 150500050005.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 500050005051 - 2² = 500050005047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500050005001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83341667506 + ... + 83341667511.

It is an arithmetic number, because the mean of its divisors is an integer number (166683335018).

Almost surely, 2^500050005051 is an apocalyptic number.

500050005051 is a deficient number, since it is larger than the sum of its proper divisors (166683335021).

500050005051 is a wasteful number, since it uses less digits than its factorization.

500050005051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166683335020.

The product of its (nonzero) digits is 625, while the sum is 21.

Adding to 500050005051 its reverse (150500050005), we get a palindrome (650550055056).

The spelling of 500050005051 in words is "five hundred billion, fifty million, five thousand, fifty-one".