445564224008 has 36 divisors (see below), whose sum is σ = 881788284045. Its totient is φ = 211039745760.

The previous prime is 445564223983. The next prime is 445564224019. The reversal of 445564224008 is 800422465544.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 301135342564 + 144428881444 = 548758^2 + 380038^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=471998.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 445564224008.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 35865638 + ... + 35878058.

Almost surely, 2^445564224008 is an apocalyptic number.

It is an amenable number.

445564224008 is a deficient number, since it is larger than the sum of its proper divisors (436224060037).

445564224008 is an frugal number, since it uses more digits than its factorization.

445564224008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24886 (or 12442 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 44.

The spelling of 445564224008 in words is "four hundred forty-five billion, five hundred sixty-four million, two hundred twenty-four thousand, eight".