7116622191 has 24 divisors (see below), whose sum is σ = 12034617504. Its totient is φ = 3967453440.

The previous prime is 7116622189. The next prime is 7116622207. The reversal of 7116622191 is 1912266117.

7116622191 is a `hidden beast` number, since 7 + 1 + 16 + 622 + 19 + 1 = 666.

It is not a de Polignac number, because 7116622191 - 2¹ = 7116622189 is a prime.

It is a super-2 number, since 2×7116622191² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7116622091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1375006 + ... + 1380171.

It is an arithmetic number, because the mean of its divisors is an integer number (501442396).

Almost surely, 2^7116622191 is an apocalyptic number.

7116622191 is a deficient number, since it is larger than the sum of its proper divisors (4917995313).

7116622191 is a wasteful number, since it uses less digits than its factorization.

7116622191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755231 (or 2755228 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 7116622191 is about 84360.0746265673. The cubic root of 7116622191 is about 1923.4960708373.

The spelling of 7116622191 in words is "seven billion, one hundred sixteen million, six hundred twenty-two thousand, one hundred ninety-one".