450405223240452 has 24 divisors (see below), whose sum is σ = 1084846989311232. Its totient is φ = 145292007496800.

The previous prime is 450405223240451. The next prime is 450405223240493. The reversal of 450405223240452 is 254042322504054.

It is not an unprimeable number, because it can be changed into a prime (450405223240451) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 605383364199 + ... + 605383364942.

It is an arithmetic number, because the mean of its divisors is an integer number (45201957887968).

Almost surely, 2^{450405223240452} is an apocalyptic number.

It is an amenable number.

450405223240452 is an abundant number, since it is smaller than the sum of its proper divisors (634441766070780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450405223240452 is a wasteful number, since it uses less digits than its factorization.

450405223240452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210766729179 (or 1210766729177 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 42.

The spelling of 450405223240452 in words is "four hundred fifty trillion, four hundred five billion, two hundred twenty-three million, two hundred forty thousand, four hundred fifty-two".