5409007989 has 32 divisors (see below), whose sum is σ = 9464847360. Its totient is φ = 2661984000.

The previous prime is 5409007973. The next prime is 5409008041. The reversal of 5409007989 is 9897009045.

It is a happy number.

It is not a de Polignac number, because 5409007989 - 2⁴ = 5409007973 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5409007939) 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 31 ways as a sum of consecutive naturals, for example, 611812 + ... + 620589.

It is an arithmetic number, because the mean of its divisors is an integer number (295776480).

Almost surely, 2^5409007989 is an apocalyptic number.

It is an amenable number.

5409007989 is a deficient number, since it is larger than the sum of its proper divisors (4055839371).

5409007989 is a wasteful number, since it uses less digits than its factorization.

5409007989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232441.

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 5409007989 is about 73545.9583457854. The cubic root of 5409007989 is about 1755.3856387471.

The spelling of 5409007989 in words is "five billion, four hundred nine million, seven thousand, nine hundred eighty-nine".