450663242132522 has 4 divisors (see below), whose sum is σ = 675994863198786. Its totient is φ = 225331621066260.

The previous prime is 450663242132513. The next prime is 450663242132533. The reversal of 450663242132522 is 225231242366054.

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 only one way, i.e., 426583130824321 + 24080111308201 = 20653889^2 + 4907149^2 .

It is a super-3 number, since 3×450663242132522³ (a number of 45 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112665810533129 + ... + 112665810533132.

Almost surely, 2^{450663242132522} is an apocalyptic number.

450663242132522 is a deficient number, since it is larger than the sum of its proper divisors (225331621066264).

450663242132522 is a wasteful number, since it uses less digits than its factorization.

450663242132522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225331621066263.

The product of its (nonzero) digits is 4147200, while the sum is 47.

Adding to 450663242132522 its reverse (225231242366054), we get a palindrome (675894484498576).

The spelling of 450663242132522 in words is "four hundred fifty trillion, six hundred sixty-three billion, two hundred forty-two million, one hundred thirty-two thousand, five hundred twenty-two".