6678117477148 has 24 divisors (see below), whose sum is σ = 12585809687472. Its totient is φ = 3082177025664.

The previous prime is 6678117477139. The next prime is 6678117477149. The reversal of 6678117477148 is 8417747118766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6678117477149) 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 7 ways as a sum of consecutive naturals, for example, 5043111 + ... + 6228097.

It is an arithmetic number, because the mean of its divisors is an integer number (524408736978).

Almost surely, 2^{6678117477148} is an apocalyptic number.

It is an amenable number.

6678117477148 is a deficient number, since it is larger than the sum of its proper divisors (5907692210324).

6678117477148 is a wasteful number, since it uses less digits than its factorization.

6678117477148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293381 (or 1293379 counting only the distinct ones).

The product of its digits is 88510464, while the sum is 67.

The spelling of 6678117477148 in words is "six trillion, six hundred seventy-eight billion, one hundred seventeen million, four hundred seventy-seven thousand, one hundred forty-eight".