116611066550 has 48 divisors (see below), whose sum is σ = 239609664000. Its totient is φ = 41867248800.

The previous prime is 116611066519. The next prime is 116611066571. The reversal of 116611066550 is 55660116611.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1298450 + ... + 1385349.

It is an arithmetic number, because the mean of its divisors is an integer number (4991868000).

Almost surely, 2^116611066550 is an apocalyptic number.

116611066550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116611066550 is an abundant number, since it is smaller than the sum of its proper divisors (122998597450).

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

116611066550 is a wasteful number, since it uses less digits than its factorization.

116611066550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683901 (or 2683896 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 116611066550 in words is "one hundred sixteen billion, six hundred eleven million, sixty-six thousand, five hundred fifty".