7697668188187 has 2 divisors, whose sum is σ = 7697668188188. Its totient is φ = 7697668188186.

The previous prime is 7697668188151. The next prime is 7697668188239. The reversal of 7697668188187 is 7818818667967.

It is a weak prime.

It is an emirp because it is prime and its reverse (7818818667967) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7697668188187 - 2¹¹ = 7697668186139 is a prime.

It is a super-2 number, since 2×7697668188187² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7697668188187.

It is not a weakly prime, because it can be changed into another prime (7697668168187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3848834094093 + 3848834094094.

It is an arithmetic number, because the mean of its divisors is an integer number (3848834094094).

Almost surely, 2^{7697668188187} is an apocalyptic number.

7697668188187 is a deficient number, since it is larger than the sum of its proper divisors (1).

7697668188187 is an equidigital number, since it uses as much as digits as its factorization.

7697668188187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2731180032, while the sum is 82.

The spelling of 7697668188187 in words is "seven trillion, six hundred ninety-seven billion, six hundred sixty-eight million, one hundred eighty-eight thousand, one hundred eighty-seven".