144115244989 has 8 divisors (see below), whose sum is σ = 147294360000. Its totient is φ = 140960679552.

The previous prime is 144115244983. The next prime is 144115245017. The reversal of 144115244989 is 989442511441.

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

It is a cyclic number.

It is not a de Polignac number, because 144115244989 - 2³ = 144115244981 is a prime.

It is a super-2 number, since 2×144115244989² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144115244981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6125524 + ... + 6149005.

It is an arithmetic number, because the mean of its divisors is an integer number (18411795000).

Almost surely, 2^144115244989 is an apocalyptic number.

It is an amenable number.

144115244989 is a deficient number, since it is larger than the sum of its proper divisors (3179115011).

144115244989 is a wasteful number, since it uses less digits than its factorization.

144115244989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12274787.

The product of its digits is 1658880, while the sum is 52.

The spelling of 144115244989 in words is "one hundred forty-four billion, one hundred fifteen million, two hundred forty-four thousand, nine hundred eighty-nine".