445323530602603 has 4 divisors (see below), whose sum is σ = 445324327903048. Its totient is φ = 445322733302160.

The previous prime is 445323530602571. The next prime is 445323530602663. The reversal of 445323530602603 is 306206035323544.

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 445323530602603 - 2⁵ = 445323530602571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445323530602663) 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, 397811826 + ... + 398929687.

It is an arithmetic number, because the mean of its divisors is an integer number (111331081975762).

Almost surely, 2^{445323530602603} is an apocalyptic number.

445323530602603 is a deficient number, since it is larger than the sum of its proper divisors (797300445).

445323530602603 is an equidigital number, since it uses as much as digits as its factorization.

445323530602603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797300444.

The product of its (nonzero) digits is 4665600, while the sum is 46.

The spelling of 445323530602603 in words is "four hundred forty-five trillion, three hundred twenty-three billion, five hundred thirty million, six hundred two thousand, six hundred three".