6573685066 has 8 divisors (see below), whose sum is σ = 10619029764. Its totient is φ = 3034008480.

The previous prime is 6573685051. The next prime is 6573685073. The reversal of 6573685066 is 6605863756.

It can be written as a sum of positive squares in 2 ways, for example, as 5763087225 + 810597841 = 75915^2 + 28471^2 .

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

It is an unprimeable number.

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, 126416995 + ... + 126417046.

Almost surely, 2^6573685066 is an apocalyptic number.

6573685066 is a deficient number, since it is larger than the sum of its proper divisors (4045344698).

6573685066 is a wasteful number, since it uses less digits than its factorization.

6573685066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252834056.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The square root of 6573685066 is about 81078.2650653059. The cubic root of 6573685066 is about 1873.2811569738.

The spelling of 6573685066 in words is "six billion, five hundred seventy-three million, six hundred eighty-five thousand, sixty-six".