4451989535389 has 8 divisors (see below), whose sum is σ = 4987978447968. Its totient is φ = 3937877721360.

The previous prime is 4451989535377. The next prime is 4451989535401. The reversal of 4451989535389 is 9835359891544.

It is an interprime number because it is at equal distance from previous prime (4451989535377) and next prime (4451989535401).

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

It is a de Polignac number, because none of the positive numbers 2^k-4451989535389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4451989535369) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5469274207 + ... + 5469275020.

It is an arithmetic number, because the mean of its divisors is an integer number (623497305996).

Almost surely, 2^{4451989535389} is an apocalyptic number.

It is an amenable number.

4451989535389 is a deficient number, since it is larger than the sum of its proper divisors (535988912579).

4451989535389 is a wasteful number, since it uses less digits than its factorization.

4451989535389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10938549275.

The product of its digits is 839808000, while the sum is 73.

The spelling of 4451989535389 in words is "four trillion, four hundred fifty-one billion, nine hundred eighty-nine million, five hundred thirty-five thousand, three hundred eighty-nine".