6673400068 has 24 divisors (see below), whose sum is σ = 12112864344. Its totient is φ = 3214368000.

The previous prime is 6673400051. The next prime is 6673400087. The reversal of 6673400068 is 8600043766.

It can be written as a sum of positive squares in 4 ways, for example, as 3658072324 + 3015327744 = 60482^2 + 54912^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6673400068.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208273 + ... + 238168.

It is an arithmetic number, because the mean of its divisors is an integer number (504702681).

Almost surely, 2^6673400068 is an apocalyptic number.

It is an amenable number.

6673400068 is a deficient number, since it is larger than the sum of its proper divisors (5439464276).

6673400068 is a wasteful number, since it uses less digits than its factorization.

6673400068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446583 (or 446581 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 6673400068 is about 81690.8811802150. The cubic root of 6673400068 is about 1882.7054818801.

The spelling of 6673400068 in words is "six billion, six hundred seventy-three million, four hundred thousand, sixty-eight".