2205445245403 has 24 divisors (see below), whose sum is σ = 2419795612800. Its totient is φ = 2007581429760.

The previous prime is 2205445245397. The next prime is 2205445245407. The reversal of 2205445245403 is 3045425445022.

It is not a de Polignac number, because 2205445245403 - 2²⁹ = 2204908374491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2205445245407) 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 23 ways as a sum of consecutive naturals, for example, 15454923 + ... + 15596971.

It is an arithmetic number, because the mean of its divisors is an integer number (100824817200).

Almost surely, 2^{2205445245403} is an apocalyptic number.

2205445245403 is a deficient number, since it is larger than the sum of its proper divisors (214350367397).

2205445245403 is a wasteful number, since it uses less digits than its factorization.

2205445245403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143847 (or 143830 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 40.

The spelling of 2205445245403 in words is "two trillion, two hundred five billion, four hundred forty-five million, two hundred forty-five thousand, four hundred three".