450423324053 has 4 divisors (see below), whose sum is σ = 461409258828. Its totient is φ = 439437389280.

The previous prime is 450423324037. The next prime is 450423324073. The reversal of 450423324053 is 350423324054.

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 2 ways, for example, as 150402025489 + 300021298564 = 387817^2 + 547742^2 .

It is a cyclic number.

It is not a de Polignac number, because 450423324053 - 2⁴ = 450423324037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450423324023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5492967326 + ... + 5492967407.

It is an arithmetic number, because the mean of its divisors is an integer number (115352314707).

Almost surely, 2^450423324053 is an apocalyptic number.

It is an amenable number.

450423324053 is a deficient number, since it is larger than the sum of its proper divisors (10985934775).

450423324053 is a wasteful number, since it uses less digits than its factorization.

450423324053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10985934774.

The product of its (nonzero) digits is 172800, while the sum is 35.

Subtracting from 450423324053 its reverse (350423324054), we obtain a palindrome (99999999999).

The spelling of 450423324053 in words is "four hundred fifty billion, four hundred twenty-three million, three hundred twenty-four thousand, fifty-three".