116688889911 has 24 divisors (see below), whose sum is σ = 172613452032. Its totient is φ = 70059576400.

The previous prime is 116688889907. The next prime is 116688889913. The reversal of 116688889911 is 119988886611.

It is not a de Polignac number, because 116688889911 - 2² = 116688889907 is a prime.

It is a super-2 number, since 2×116688889911² (a number of 23 digits) contains 22 as substring.

116688889911 is a strobogrammatic number because it is the same when read upside-down.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116688889913) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1463295 + ... + 1540976.

It is an arithmetic number, because the mean of its divisors is an integer number (7192227168).

Almost surely, 2^116688889911 is an apocalyptic number.

116688889911 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

116688889911 is a deficient number, since it is larger than the sum of its proper divisors (55924562121).

116688889911 is a wasteful number, since it uses less digits than its factorization.

116688889911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3004403 (or 3004392 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 66.

The spelling of 116688889911 in words is "one hundred sixteen billion, six hundred eighty-eight million, eight hundred eighty-nine thousand, nine hundred eleven".