1171162116216 has 48 divisors (see below), whose sum is σ = 3257624362200. Its totient is φ = 379836361152.

The previous prime is 1171162116203. The next prime is 1171162116233. The reversal of 1171162116216 is 6126112611711.

1171162116216 is a `hidden beast` number, since 1 + 1 + 7 + 1 + 1 + 6 + 21 + 1 + 621 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219810046 + ... + 219815373.

Almost surely, 2^{1171162116216} is an apocalyptic number.

It is an amenable number.

1171162116216 is an abundant number, since it is smaller than the sum of its proper divisors (2086462245984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1171162116216 is a wasteful number, since it uses less digits than its factorization.

1171162116216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439625468 (or 439625461 counting only the distinct ones).

The product of its digits is 6048, while the sum is 36.

Adding to 1171162116216 its reverse (6126112611711), we get a palindrome (7297274727927).

The spelling of 1171162116216 in words is "one trillion, one hundred seventy-one billion, one hundred sixty-two million, one hundred sixteen thousand, two hundred sixteen".