6666351351 has 16 divisors (see below), whose sum is σ = 9697995648. Its totient is φ = 4039594400.

The previous prime is 6666351319. The next prime is 6666351401. The reversal of 6666351351 is 1531536666.

It is a cyclic number.

It is not a de Polignac number, because 6666351351 - 2⁵ = 6666351319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6666358351) 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 in 15 ways as a sum of consecutive naturals, for example, 298465 + ... + 320021.

It is an arithmetic number, because the mean of its divisors is an integer number (606124728).

Almost surely, 2^6666351351 is an apocalyptic number.

6666351351 is a deficient number, since it is larger than the sum of its proper divisors (3031644297).

6666351351 is a wasteful number, since it uses less digits than its factorization.

6666351351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30942.

The product of its digits is 291600, while the sum is 42.

The square root of 6666351351 is about 81647.7271637123. The cubic root of 6666351351 is about 1882.0423849540.

The spelling of 6666351351 in words is "six billion, six hundred sixty-six million, three hundred fifty-one thousand, three hundred fifty-one".