168873734548 has 12 divisors (see below), whose sum is σ = 311083195360. Its totient is φ = 79992821592.

The previous prime is 168873734531. The next prime is 168873734591. The reversal of 168873734548 is 845437378861.

It is a self number, because there is not a number n which added to its sum of digits gives 168873734548.

It is a congruent number.

It is an unprimeable number.

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, 1111011336 + ... + 1111011487.

Almost surely, 2^168873734548 is an apocalyptic number.

It is an amenable number.

168873734548 is a deficient number, since it is larger than the sum of its proper divisors (142209460812).

168873734548 is a wasteful number, since it uses less digits than its factorization.

168873734548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222022846 (or 2222022844 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 64.

The spelling of 168873734548 in words is "one hundred sixty-eight billion, eight hundred seventy-three million, seven hundred thirty-four thousand, five hundred forty-eight".