4386445472 has 24 divisors (see below), whose sum is σ = 8663963616. Its totient is φ = 2186073792.

The previous prime is 4386445433. The next prime is 4386445477. The reversal of 4386445472 is 2745446834.

It is not an unprimeable number, because it can be changed into a prime (4386445477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213428 + ... + 233075.

It is an arithmetic number, because the mean of its divisors is an integer number (360998484).

Almost surely, 2^4386445472 is an apocalyptic number.

It is an amenable number.

4386445472 is a deficient number, since it is larger than the sum of its proper divisors (4277518144).

4386445472 is a wasteful number, since it uses less digits than its factorization.

4386445472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446820 (or 446812 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 47.

The square root of 4386445472 is about 66230.2459001928. The cubic root of 4386445472 is about 1636.9581568911.

The spelling of 4386445472 in words is "four billion, three hundred eighty-six million, four hundred forty-five thousand, four hundred seventy-two".