116866891086 has 16 divisors (see below), whose sum is σ = 254982307968. Its totient is φ = 35414209400.

The previous prime is 116866891079. The next prime is 116866891123. The reversal of 116866891086 is 680198668611.

116866891086 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 885355170 + ... + 885355301.

It is an arithmetic number, because the mean of its divisors is an integer number (15936394248).

Almost surely, 2^116866891086 is an apocalyptic number.

116866891086 is an abundant number, since it is smaller than the sum of its proper divisors (138115416882).

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

116866891086 is a wasteful number, since it uses less digits than its factorization.

116866891086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770710487.

The product of its (nonzero) digits is 5971968, while the sum is 60.

The spelling of 116866891086 in words is "one hundred sixteen billion, eight hundred sixty-six million, eight hundred ninety-one thousand, eighty-six".