10944840169 has 4 divisors (see below), whose sum is σ = 10958043460. Its totient is φ = 10931636880.

The previous prime is 10944840163. The next prime is 10944840187. The reversal of 10944840169 is 96104844901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6402080169 + 4542760000 = 80013^2 + 67400^2 .

It is a cyclic number.

It is not a de Polignac number, because 10944840169 - 2¹³ = 10944831977 is a prime.

It is a super-2 number, since 2×10944840169² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10944840163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6600402 + ... + 6602059.

It is an arithmetic number, because the mean of its divisors is an integer number (2739510865).

Almost surely, 2^10944840169 is an apocalyptic number.

It is an amenable number.

10944840169 is a deficient number, since it is larger than the sum of its proper divisors (13203291).

10944840169 is an equidigital number, since it uses as much as digits as its factorization.

10944840169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13203290.

The product of its (nonzero) digits is 248832, while the sum is 46.

The spelling of 10944840169 in words is "ten billion, nine hundred forty-four million, eight hundred forty thousand, one hundred sixty-nine".