450306223133 has 16 divisors (see below), whose sum is σ = 500107230000. Its totient is φ = 402807313920.

The previous prime is 450306223117. The next prime is 450306223163. The reversal of 450306223133 is 331322603054.

It can be written as a sum of positive squares in 8 ways, for example, as 116497294489 + 333808928644 = 341317^2 + 577762^2 .

It is a cyclic number.

It is not a de Polignac number, because 450306223133 - 2⁴ = 450306223117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 450306223133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450306223163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2755658 + ... + 2914491.

It is an arithmetic number, because the mean of its divisors is an integer number (31256701875).

Almost surely, 2^450306223133 is an apocalyptic number.

It is an amenable number.

450306223133 is a deficient number, since it is larger than the sum of its proper divisors (49801006867).

450306223133 is a wasteful number, since it uses less digits than its factorization.

450306223133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5670352.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 450306223133 its reverse (331322603054), we get a palindrome (781628826187).

The spelling of 450306223133 in words is "four hundred fifty billion, three hundred six million, two hundred twenty-three thousand, one hundred thirty-three".