8445445338 has 32 divisors (see below), whose sum is σ = 18445542912. Its totient is φ = 2556570800.

The previous prime is 8445445321. The next prime is 8445445367. The reversal of 8445445338 is 8335445448.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1806 + ... + 129977.

It is an arithmetic number, because the mean of its divisors is an integer number (576423216).

Almost surely, 2^8445445338 is an apocalyptic number.

8445445338 is an abundant number, since it is smaller than the sum of its proper divisors (10000097574).

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

8445445338 is a wasteful number, since it uses less digits than its factorization.

8445445338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132770.

The product of its digits is 3686400, while the sum is 48.

The square root of 8445445338 is about 91899.1041196812. The cubic root of 8445445338 is about 2036.4520331669.

The spelling of 8445445338 in words is "eight billion, four hundred forty-five million, four hundred forty-five thousand, three hundred thirty-eight".