7116166771771 has 4 divisors (see below), whose sum is σ = 7116185151792. Its totient is φ = 7116148391752.

The previous prime is 7116166771711. The next prime is 7116166771787. The reversal of 7116166771771 is 1771776616117.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7116166771771 - 2¹³ = 7116166763579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7116166771711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8596480 + ... + 9387853.

It is an arithmetic number, because the mean of its divisors is an integer number (1779046287948).

Almost surely, 2^{7116166771771} is an apocalyptic number.

7116166771771 is a deficient number, since it is larger than the sum of its proper divisors (18380021).

7116166771771 is a wasteful number, since it uses less digits than its factorization.

7116166771771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18380020.

The product of its digits is 3630312, while the sum is 58.

The spelling of 7116166771771 in words is "seven trillion, one hundred sixteen billion, one hundred sixty-six million, seven hundred seventy-one thousand, seven hundred seventy-one".