11826144118 has 4 divisors (see below), whose sum is σ = 17739216180. Its totient is φ = 5913072058.

The previous prime is 11826144041. The next prime is 11826144119. The reversal of 11826144118 is 81144162811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81144162811 = 241 ⋅336697771.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11826144119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2956536028 + ... + 2956536031.

It is an arithmetic number, because the mean of its divisors is an integer number (4434804045).

Almost surely, 2^11826144118 is an apocalyptic number.

11826144118 is a deficient number, since it is larger than the sum of its proper divisors (5913072062).

11826144118 is an equidigital number, since it uses as much as digits as its factorization.

11826144118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913072061.

The product of its digits is 12288, while the sum is 37.

The spelling of 11826144118 in words is "eleven billion, eight hundred twenty-six million, one hundred forty-four thousand, one hundred eighteen".