7666982226351 has 12 divisors (see below), whose sum is σ = 12656605580112. Its totient is φ = 4381132700736.

The previous prime is 7666982226349. The next prime is 7666982226353. The reversal of 7666982226351 is 1536222896667.

It is an interprime number because it is at equal distance from previous prime (7666982226349) and next prime (7666982226353).

It is not a de Polignac number, because 7666982226351 - 2¹ = 7666982226349 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 121698130577 = 7666982226351 / (7 + 6 + 6 + 6 + 9 + 8 + 2 + 2 + 2 + 6 + 3 + 5 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7666982226353) 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 11 ways as a sum of consecutive naturals, for example, 60849065226 + ... + 60849065351.

It is an arithmetic number, because the mean of its divisors is an integer number (1054717131676).

Almost surely, 2^{7666982226351} is an apocalyptic number.

7666982226351 is a deficient number, since it is larger than the sum of its proper divisors (4989623353761).

7666982226351 is a wasteful number, since it uses less digits than its factorization.

7666982226351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121698130590 (or 121698130587 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 63.

The spelling of 7666982226351 in words is "seven trillion, six hundred sixty-six billion, nine hundred eighty-two million, two hundred twenty-six thousand, three hundred fifty-one".