11828345208318 has 48 divisors (see below), whose sum is σ = 27166208677920. Its totient is φ = 3706669713408.

The previous prime is 11828345208311. The next prime is 11828345208373. The reversal of 11828345208318 is 81380254382811.

It is a happy number.

11828345208318 is a `hidden beast` number, since 1 + 1 + 8 + 2 + 8 + 34 + 520 + 83 + 1 + 8 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11828345208311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21518163 + ... + 22061006.

It is an arithmetic number, because the mean of its divisors is an integer number (565962680790).

Almost surely, 2^{11828345208318} is an apocalyptic number.

11828345208318 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11828345208318 is an abundant number, since it is smaller than the sum of its proper divisors (15337863469602).

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

11828345208318 is a wasteful number, since it uses less digits than its factorization.

11828345208318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43580081 (or 43580078 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 54.

The spelling of 11828345208318 in words is "eleven trillion, eight hundred twenty-eight billion, three hundred forty-five million, two hundred eight thousand, three hundred eighteen".