50501005 has 4 divisors (see below), whose sum is σ = 60601212. Its totient is φ = 40400800.

The previous prime is 50500981. The next prime is 50501021. The reversal of 50501005 is 50010505.

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

It can be written as a sum of positive squares in 2 ways, for example, as 38900169 + 11600836 = 6237^2 + 3406^2 .

It is not a de Polignac number, because 50501005 - 2⁹ = 50500493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50501005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5050096 + ... + 5050105.

It is an arithmetic number, because the mean of its divisors is an integer number (15150303).

Almost surely, 2^50501005 is an apocalyptic number.

It is an amenable number.

50501005 is a deficient number, since it is larger than the sum of its proper divisors (10100207).

50501005 is a wasteful number, since it uses less digits than its factorization.

50501005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10100206.

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

The square root of 50501005 is about 7106.4059129774. The cubic root of 50501005 is about 369.6295415511.

The spelling of 50501005 in words is "fifty million, five hundred one thousand, five".