11843368174989 has 24 divisors (see below), whose sum is σ = 18425138036760. Its totient is φ = 7287387541632.

The previous prime is 11843368174961. The next prime is 11843368174997. The reversal of 11843368174989 is 98947186334811.

11843368174989 is a `hidden beast` number, since 1 + 1 + 8 + 4 + 3 + 368 + 174 + 98 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1505632069764 + 10337736105225 = 1227042^2 + 3215235^2 .

It is not a de Polignac number, because 11843368174989 - 2⁸ = 11843368174733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11843368174289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4805154 + ... + 6839315.

It is an arithmetic number, because the mean of its divisors is an integer number (767714084865).

Almost surely, 2^{11843368174989} is an apocalyptic number.

It is an amenable number.

11843368174989 is a deficient number, since it is larger than the sum of its proper divisors (6581769861771).

11843368174989 is a wasteful number, since it uses less digits than its factorization.

11843368174989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11653181 (or 11653178 counting only the distinct ones).

The product of its digits is 250822656, while the sum is 72.

The spelling of 11843368174989 in words is "eleven trillion, eight hundred forty-three billion, three hundred sixty-eight million, one hundred seventy-four thousand, nine hundred eighty-nine".