450554325503 has 4 divisors (see below), whose sum is σ = 450558366288. Its totient is φ = 450550284720.

The previous prime is 450554325491. The next prime is 450554325517. The reversal of 450554325503 is 305523455054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 305523455054 = 2 ⋅152761727527.

It is a cyclic number.

It is not a de Polignac number, because 450554325503 - 2¹⁴ = 450554309119 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 (450554325103) 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, 1848251 + ... + 2077772.

It is an arithmetic number, because the mean of its divisors is an integer number (112639591572).

Almost surely, 2^450554325503 is an apocalyptic number.

450554325503 is a deficient number, since it is larger than the sum of its proper divisors (4040785).

450554325503 is a wasteful number, since it uses less digits than its factorization.

450554325503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4040784.

The product of its (nonzero) digits is 900000, while the sum is 41.

The spelling of 450554325503 in words is "four hundred fifty billion, five hundred fifty-four million, three hundred twenty-five thousand, five hundred three".