450428840803 has 4 divisors (see below), whose sum is σ = 460903930168. Its totient is φ = 439953751440.

The previous prime is 450428840791. The next prime is 450428840833. The reversal of 450428840803 is 308048824054.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450428840803 is a prime.

It is a super-2 number, since 2×450428840803² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450428840833) 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, 5237544618 + ... + 5237544703.

It is an arithmetic number, because the mean of its divisors is an integer number (115225982542).

Almost surely, 2^450428840803 is an apocalyptic number.

450428840803 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

450428840803 is a deficient number, since it is larger than the sum of its proper divisors (10475089365).

450428840803 is a wasteful number, since it uses less digits than its factorization.

450428840803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10475089364.

The product of its (nonzero) digits is 983040, while the sum is 46.

The spelling of 450428840803 in words is "four hundred fifty billion, four hundred twenty-eight million, eight hundred forty thousand, eight hundred three".