3220446440223 has 48 divisors (see below), whose sum is σ = 4913402715936. Its totient is φ = 2029999345920.

The previous prime is 3220446440203. The next prime is 3220446440231.

3220446440223 is a `hidden beast` number, since 3 + 2 + 2 + 0 + 4 + 4 + 644 + 0 + 2 + 2 + 3 = 666.

3220446440223 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3220446440223 - 2³³ = 3211856505631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220446440203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2250013 + ... + 3391673.

It is an arithmetic number, because the mean of its divisors is an integer number (102362556582).

Almost surely, 2^{3220446440223} is an apocalyptic number.

3220446440223 is a deficient number, since it is larger than the sum of its proper divisors (1692956275713).

3220446440223 is a wasteful number, since it uses less digits than its factorization.

3220446440223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141944 (or 1141941 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

The spelling of 3220446440223 in words is "three trillion, two hundred twenty billion, four hundred forty-six million, four hundred forty thousand, two hundred twenty-three".