450145223504 has 10 divisors (see below), whose sum is σ = 872156370570. Its totient is φ = 225072611744.

The previous prime is 450145223497. The next prime is 450145223519. The reversal of 450145223504 is 405322541054.

It can be written as a sum of positive squares in only one way, i.e., 432148464400 + 17996759104 = 657380^2 + 134152^2 .

It is a super-2 number, since 2×450145223504² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14067038219 + ... + 14067038250.

It is an arithmetic number, because the mean of its divisors is an integer number (87215637057).

Almost surely, 2^450145223504 is an apocalyptic number.

It is an amenable number.

450145223504 is a deficient number, since it is larger than the sum of its proper divisors (422011147066).

450145223504 is a wasteful number, since it uses less digits than its factorization.

450145223504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28134076477 (or 28134076471 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 450145223504 its reverse (405322541054), we get a palindrome (855467764558).

The spelling of 450145223504 in words is "four hundred fifty billion, one hundred forty-five million, two hundred twenty-three thousand, five hundred four".