7106663348621 has 16 divisors (see below), whose sum is σ = 7410445578240. Its totient is φ = 6806808328320.

The previous prime is 7106663348593. The next prime is 7106663348623. The reversal of 7106663348621 is 1268433666017.

It is a cyclic number.

It is not a de Polignac number, because 7106663348621 - 2¹⁸ = 7106663086477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7106663348623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33930200 + ... + 34139006.

It is an arithmetic number, because the mean of its divisors is an integer number (463152848640).

Almost surely, 2^{7106663348621} is an apocalyptic number.

It is an amenable number.

7106663348621 is a deficient number, since it is larger than the sum of its proper divisors (303782229619).

7106663348621 is a wasteful number, since it uses less digits than its factorization.

7106663348621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218204.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 7106663348621 in words is "seven trillion, one hundred six billion, six hundred sixty-three million, three hundred forty-eight thousand, six hundred twenty-one".