505050005 has 8 divisors (see below), whose sum is σ = 608010624. Its totient is φ = 402739600.

The previous prime is 505049983. The next prime is 505050043. The reversal of 505050005 is 500050505.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-505050005 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160841 + ... + 163950.

It is an arithmetic number, because the mean of its divisors is an integer number (76001328).

Almost surely, 2^505050005 is an apocalyptic number.

It is an amenable number.

505050005 is a deficient number, since it is larger than the sum of its proper divisors (102960619).

505050005 is a wasteful number, since it uses less digits than its factorization.

505050005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325107.

The product of its (nonzero) digits is 625, while the sum is 20.

The square root of 505050005 is about 22473.3176233506. The cubic root of 505050005 is about 796.3637077028.

It can be divided in two parts, 5050 and 50005, that added together give a palindrome (55055).

The spelling of 505050005 in words is "five hundred five million, fifty thousand, five".