6666673474 has 8 divisors (see below), whose sum is σ = 10232568720. Its totient is φ = 3255817236.

The previous prime is 6666673421. The next prime is 6666673477. The reversal of 6666673474 is 4743766666.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (6666673477) 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, 38759644 + ... + 38759815.

It is an arithmetic number, because the mean of its divisors is an integer number (1279071090).

Almost surely, 2^6666673474 is an apocalyptic number.

6666673474 is a deficient number, since it is larger than the sum of its proper divisors (3565895246).

6666673474 is a wasteful number, since it uses less digits than its factorization.

6666673474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77519504.

The product of its digits is 18289152, while the sum is 55.

The square root of 6666673474 is about 81649.6997789949. The cubic root of 6666673474 is about 1882.0726983564.

The spelling of 6666673474 in words is "six billion, six hundred sixty-six million, six hundred seventy-three thousand, four hundred seventy-four".