1668069736324 has 12 divisors (see below), whose sum is σ = 2928508285248. Its totient is φ = 831353083400.

The previous prime is 1668069736321. The next prime is 1668069736369. The reversal of 1668069736324 is 4236379608661.

It is not an unprimeable number, because it can be changed into a prime (1668069736321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670444792 + ... + 670447279.

It is an arithmetic number, because the mean of its divisors is an integer number (244042357104).

Almost surely, 2^{1668069736324} is an apocalyptic number.

It is an amenable number.

1668069736324 is a deficient number, since it is larger than the sum of its proper divisors (1260438548924).

1668069736324 is a wasteful number, since it uses less digits than its factorization.

1668069736324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340892386 (or 1340892384 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 61.

The spelling of 1668069736324 in words is "one trillion, six hundred sixty-eight billion, sixty-nine million, seven hundred thirty-six thousand, three hundred twenty-four".