450225640343 has 24 divisors (see below), whose sum is σ = 486438973440. Its totient is φ = 416239789680.

The previous prime is 450225640309. The next prime is 450225640489. The reversal of 450225640343 is 343046522054.

It is not a de Polignac number, because 450225640343 - 2¹⁸ = 450225378199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 450225640297 and 450225640306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450225640643) 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 23 ways as a sum of consecutive naturals, for example, 13479698 + ... + 13513056.

It is an arithmetic number, because the mean of its divisors is an integer number (20268290560).

Almost surely, 2^450225640343 is an apocalyptic number.

450225640343 is a deficient number, since it is larger than the sum of its proper divisors (36213333097).

450225640343 is a wasteful number, since it uses less digits than its factorization.

450225640343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34259 (or 34236 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 38.

The spelling of 450225640343 in words is "four hundred fifty billion, two hundred twenty-five million, six hundred forty thousand, three hundred forty-three".