450144403111343 has 4 divisors (see below), whose sum is σ = 450144463918248. Its totient is φ = 450144342304440.

The previous prime is 450144403111339. The next prime is 450144403111421. The reversal of 450144403111343 is 343111304441054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 450144403111343 - 2² = 450144403111339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 450144403111297 and 450144403111306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450144423111343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17463353 + ... + 34716818.

It is an arithmetic number, because the mean of its divisors is an integer number (112536115979562).

Almost surely, 2^{450144403111343} is an apocalyptic number.

450144403111343 is a deficient number, since it is larger than the sum of its proper divisors (60806905).

450144403111343 is an equidigital number, since it uses as much as digits as its factorization.

450144403111343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60806904.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 450144403111343 its reverse (343111304441054), we get a palindrome (793255707552397).

The spelling of 450144403111343 in words is "four hundred fifty trillion, one hundred forty-four billion, four hundred three million, one hundred eleven thousand, three hundred forty-three".