450515242312522 has 32 divisors (see below), whose sum is σ = 686820475083600. Its totient is φ = 221591263154688.

The previous prime is 450515242312501. The next prime is 450515242312621. The reversal of 450515242312522 is 225213242515054.

It can be written as a sum of positive squares in 8 ways, for example, as 428148973281121 + 22366269031401 = 20691761^2 + 4729299^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1430426608 + ... + 1430741524.

Almost surely, 2^{450515242312522} is an apocalyptic number.

450515242312522 is a deficient number, since it is larger than the sum of its proper divisors (236305232771078).

450515242312522 is a wasteful number, since it uses less digits than its factorization.

450515242312522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340570.

The product of its (nonzero) digits is 960000, while the sum is 43.

Adding to 450515242312522 its reverse (225213242515054), we get a palindrome (675728484827576).

The spelling of 450515242312522 in words is "four hundred fifty trillion, five hundred fifteen billion, two hundred forty-two million, three hundred twelve thousand, five hundred twenty-two".