6473573668 has 12 divisors (see below), whose sum is σ = 11333968240. Its totient is φ = 3235297032.

The previous prime is 6473573663. The next prime is 6473573671. The reversal of 6473573668 is 8663753746.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6473573663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362646 + ... + 380077.

Almost surely, 2^6473573668 is an apocalyptic number.

It is an amenable number.

6473573668 is a deficient number, since it is larger than the sum of its proper divisors (4860394572).

6473573668 is a wasteful number, since it uses less digits than its factorization.

6473573668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744906 (or 744904 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 55.

The square root of 6473573668 is about 80458.5214132102. The cubic root of 6473573668 is about 1863.7230001083.

The spelling of 6473573668 in words is "six billion, four hundred seventy-three million, five hundred seventy-three thousand, six hundred sixty-eight".