6672718322 has 4 divisors (see below), whose sum is σ = 10009077486. Its totient is φ = 3336359160.

The previous prime is 6672718321. The next prime is 6672718333. The reversal of 6672718322 is 2238172766.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5533723321 + 1138995001 = 74389^2 + 33749^2 .

It is not an unprimeable number, because it can be changed into a prime (6672718321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1668179579 + ... + 1668179582.

Almost surely, 2^6672718322 is an apocalyptic number.

6672718322 is a deficient number, since it is larger than the sum of its proper divisors (3336359164).

6672718322 is a wasteful number, since it uses less digits than its factorization.

6672718322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336359163.

The product of its digits is 338688, while the sum is 44.

The square root of 6672718322 is about 81686.7083557662. The cubic root of 6672718322 is about 1882.6413681036.

The spelling of 6672718322 in words is "six billion, six hundred seventy-two million, seven hundred eighteen thousand, three hundred twenty-two".