4478563446 has 48 divisors (see below), whose sum is σ = 10427180544. Its totient is φ = 1278648336.

The previous prime is 4478563337. The next prime is 4478563447. The reversal of 4478563446 is 6443658744.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478563447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 460591 + ... + 470213.

It is an arithmetic number, because the mean of its divisors is an integer number (217232928).

Almost surely, 2^4478563446 is an apocalyptic number.

4478563446 is an abundant number, since it is smaller than the sum of its proper divisors (5948617098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4478563446 is a wasteful number, since it uses less digits than its factorization.

4478563446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11225 (or 11218 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 51.

The square root of 4478563446 is about 66922.0699470660. The cubic root of 4478563446 is about 1648.3378972505.

The spelling of 4478563446 in words is "four billion, four hundred seventy-eight million, five hundred sixty-three thousand, four hundred forty-six".