11982238823138 has 8 divisors (see below), whose sum is σ = 17989802298588. Its totient is φ = 5985638056944.

The previous prime is 11982238823063. The next prime is 11982238823213. The reversal of 11982238823138 is 83132883228911.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11982238823063) and next prime (11982238823213).

It can be written as a sum of positive squares in 2 ways, for example, as 11886821466529 + 95417356609 = 3447727^2 + 308897^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2740674581 + ... + 2740678952.

Almost surely, 2^{11982238823138} is an apocalyptic number.

11982238823138 is a deficient number, since it is larger than the sum of its proper divisors (6007563475450).

11982238823138 is a wasteful number, since it uses less digits than its factorization.

11982238823138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5481354628.

The product of its digits is 7962624, while the sum is 59.

The spelling of 11982238823138 in words is "eleven trillion, nine hundred eighty-two billion, two hundred thirty-eight million, eight hundred twenty-three thousand, one hundred thirty-eight".