6171449471668 has 48 divisors (see below), whose sum is σ = 11664517173120. Its totient is φ = 2840107939200.

The previous prime is 6171449471647. The next prime is 6171449471683. The reversal of 6171449471668 is 8661749441716.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 275733838 + ... + 275756218.

It is an arithmetic number, because the mean of its divisors is an integer number (243010774440).

Almost surely, 2^{6171449471668} is an apocalyptic number.

It is an amenable number.

6171449471668 is a deficient number, since it is larger than the sum of its proper divisors (5493067701452).

6171449471668 is a wasteful number, since it uses less digits than its factorization.

6171449471668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37528 (or 37526 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 64.

The spelling of 6171449471668 in words is "six trillion, one hundred seventy-one billion, four hundred forty-nine million, four hundred seventy-one thousand, six hundred sixty-eight".