8944421499 has 18 divisors (see below), whose sum is σ = 13989994980. Its totient is φ = 5504258448.

The previous prime is 8944421491. The next prime is 8944421503. The reversal of 8944421499 is 9941244498.

It is a happy number.

8944421499 is a `hidden beast` number, since 8 + 94 + 44 + 21 + 499 = 666.

It is not a de Polignac number, because 8944421499 - 2³ = 8944421491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8944421491) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2938789 + ... + 2941830.

Almost surely, 2^8944421499 is an apocalyptic number.

8944421499 is a deficient number, since it is larger than the sum of its proper divisors (5045573481).

8944421499 is a wasteful number, since it uses less digits than its factorization.

8944421499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5880651 (or 5880635 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The square root of 8944421499 is about 94574.9517525650. The cubic root of 8944421499 is about 2075.7932032252.

The spelling of 8944421499 in words is "eight billion, nine hundred forty-four million, four hundred twenty-one thousand, four hundred ninety-nine".