9240811161444 has 108 divisors (see below), whose sum is σ = 24592640707908. Its totient is φ = 2923921152000.

The previous prime is 9240811161443. The next prime is 9240811161479. The reversal of 9240811161444 is 4441611180429.

9240811161444 is a `hidden beast` number, since 9 + 2 + 40 + 8 + 1 + 1 + 161 + 444 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 235770455844 + 9005040705600 = 485562^2 + 3000840^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9240811161444.

It is not an unprimeable number, because it can be changed into a prime (9240811161443) 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 35 ways as a sum of consecutive naturals, for example, 265957 + ... + 4307244.

Almost surely, 2^{9240811161444} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9240811161444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12296320353954).

9240811161444 is an abundant number, since it is smaller than the sum of its proper divisors (15351829546464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9240811161444 is a wasteful number, since it uses less digits than its factorization.

9240811161444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4573326 (or 4573284 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 9240811161444 in words is "nine trillion, two hundred forty billion, eight hundred eleven million, one hundred sixty-one thousand, four hundred forty-four".