450648413903 has 4 divisors (see below), whose sum is σ = 451308221928. Its totient is φ = 449988605880.

The previous prime is 450648413861. The next prime is 450648413909. The reversal of 450648413903 is 309314846054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 309314846054 = 2 ⋅154657423027.

It is a cyclic number.

It is not a de Polignac number, because 450648413903 - 2³² = 446353446607 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 (450648413909) 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, 329902988 + ... + 329904353.

It is an arithmetic number, because the mean of its divisors is an integer number (112827055482).

Almost surely, 2^450648413903 is an apocalyptic number.

450648413903 is a deficient number, since it is larger than the sum of its proper divisors (659808025).

450648413903 is an equidigital number, since it uses as much as digits as its factorization.

450648413903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659808024.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 450648413903 in words is "four hundred fifty billion, six hundred forty-eight million, four hundred thirteen thousand, nine hundred three".