450500005 has 8 divisors (see below), whose sum is σ = 553785624. Its totient is φ = 351609600.

The previous prime is 450499999. The next prime is 450500023. The reversal of 450500005 is 500005054.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6723649 + 443776356 = 2593^2 + 21066^2 .

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

It is not a de Polignac number, because 450500005 - 2³ = 450499997 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 7 ways as a sum of consecutive naturals, for example, 1098576 + ... + 1098985.

It is an arithmetic number, because the mean of its divisors is an integer number (69223203).

Almost surely, 2^450500005 is an apocalyptic number.

It is an amenable number.

450500005 is a deficient number, since it is larger than the sum of its proper divisors (103285619).

450500005 is a wasteful number, since it uses less digits than its factorization.

450500005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2197607.

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

The square root of 450500005 is about 21224.9853945768. The cubic root of 450500005 is about 766.5931484849.

Adding to 450500005 its reverse (500005054), we get a palindrome (950505059).

The spelling of 450500005 in words is "four hundred fifty million, five hundred thousand, five".