12344699340018 has 24 divisors (see below), whose sum is σ = 26747097062400. Its totient is φ = 4114861550424.

The previous prime is 12344699340013. The next prime is 12344699340031. The reversal of 12344699340018 is 81004399644321.

12344699340018 is a `hidden beast` number, since 1 + 234 + 4 + 69 + 9 + 340 + 0 + 1 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (12344699340013) 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 11 ways as a sum of consecutive naturals, for example, 1159698 + ... + 5102381.

It is an arithmetic number, because the mean of its divisors is an integer number (1114462377600).

Almost surely, 2^{12344699340018} is an apocalyptic number.

12344699340018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12344699340018 is an abundant number, since it is smaller than the sum of its proper divisors (14402397722382).

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

12344699340018 is a wasteful number, since it uses less digits than its factorization.

12344699340018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6371606 (or 6371603 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 12344699340018 in words is "twelve trillion, three hundred forty-four billion, six hundred ninety-nine million, three hundred forty thousand, eighteen".