450050005 has 4 divisors (see below), whose sum is σ = 540060012. Its totient is φ = 360040000.

The previous prime is 450049961. The next prime is 450050021. The reversal of 450050005 is 500050054.

It is a happy number.

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 140043556 + 310006449 = 11834^2 + 17607^2 .

It is not a de Polignac number, because 450050005 - 2⁹ = 450049493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45004996 + ... + 45005005.

It is an arithmetic number, because the mean of its divisors is an integer number (135015003).

Almost surely, 2^450050005 is an apocalyptic number.

It is an amenable number.

450050005 is a deficient number, since it is larger than the sum of its proper divisors (90010007).

450050005 is an equidigital number, since it uses as much as digits as its factorization.

450050005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90010006.

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 450050005 is about 21214.3820320084. The cubic root of 450050005 is about 766.3378160112.

The spelling of 450050005 in words is "four hundred fifty million, fifty thousand, five".