4478643473105 has 16 divisors (see below), whose sum is σ = 5783798790864. Its totient is φ = 3316873850880.

The previous prime is 4478643473021. The next prime is 4478643473149. The reversal of 4478643473105 is 5013743468744.

It can be written as a sum of positive squares in 8 ways, for example, as 12999648256 + 4465643824849 = 114016^2 + 2113207^2 .

It is not a de Polignac number, because 4478643473105 - 2³⁰ = 4477569731281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431879432 + ... + 431889801.

It is an arithmetic number, because the mean of its divisors is an integer number (361487424429).

Almost surely, 2^{4478643473105} is an apocalyptic number.

It is an amenable number.

4478643473105 is a deficient number, since it is larger than the sum of its proper divisors (1305155317759).

4478643473105 is a wasteful number, since it uses less digits than its factorization.

4478643473105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863769316.

The product of its (nonzero) digits is 27095040, while the sum is 56.

The spelling of 4478643473105 in words is "four trillion, four hundred seventy-eight billion, six hundred forty-three million, four hundred seventy-three thousand, one hundred five".