11601644343243 has 8 divisors (see below), whose sum is σ = 15828600034368. Its totient is φ = 7554559107144.

The previous prime is 11601644343169. The next prime is 11601644343257. The reversal of 11601644343243 is 34234344610611.

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

It is not a de Polignac number, because 11601644343243 - 2¹⁰ = 11601644342219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11601644343195 and 11601644343204.

It is not an unprimeable number, because it can be changed into a prime (11601644343293) 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, 44967613605 + ... + 44967613862.

It is an arithmetic number, because the mean of its divisors is an integer number (1978575004296).

Almost surely, 2^{11601644343243} is an apocalyptic number.

11601644343243 is a deficient number, since it is larger than the sum of its proper divisors (4226955691125).

11601644343243 is an equidigital number, since it uses as much as digits as its factorization.

11601644343243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89935227513.

The product of its (nonzero) digits is 497664, while the sum is 42.

Adding to 11601644343243 its reverse (34234344610611), we get a palindrome (45835988953854).

The spelling of 11601644343243 in words is "eleven trillion, six hundred one billion, six hundred forty-four million, three hundred forty-three thousand, two hundred forty-three".