450522515 has 16 divisors (see below), whose sum is σ = 554863296. Its totient is φ = 351043200.

The previous prime is 450522503. The next prime is 450522521. The reversal of 450522515 is 515225054.

It is not a de Polignac number, because 450522515 - 2²⁶ = 383413651 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24245 + ... + 38585.

It is an arithmetic number, because the mean of its divisors is an integer number (34678956).

Almost surely, 2^450522515 is an apocalyptic number.

450522515 is a deficient number, since it is larger than the sum of its proper divisors (104340781).

450522515 is a wasteful number, since it uses less digits than its factorization.

450522515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14510.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 450522515 is about 21225.5156592249. The cubic root of 450522515 is about 766.6059163163.

Adding to 450522515 its reverse (515225054), we get a palindrome (965747569).

The spelling of 450522515 in words is "four hundred fifty million, five hundred twenty-two thousand, five hundred fifteen".