9421944009 has 8 divisors (see below), whose sum is σ = 12995784960. Its totient is φ = 6064699536.

The previous prime is 9421943989. The next prime is 9421944079. The reversal of 9421944009 is 9004491249.

9421944009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9421944009 - 2¹¹ = 9421941961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9421944079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54149017 + ... + 54149190.

It is an arithmetic number, because the mean of its divisors is an integer number (1624473120).

Almost surely, 2^9421944009 is an apocalyptic number.

It is an amenable number.

9421944009 is a deficient number, since it is larger than the sum of its proper divisors (3573840951).

9421944009 is a wasteful number, since it uses less digits than its factorization.

9421944009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108298239.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 9421944009 is about 97066.6987643033. The cubic root of 9421944009 is about 2112.0952816127.

The spelling of 9421944009 in words is "nine billion, four hundred twenty-one million, nine hundred forty-four thousand, nine".