116665000605091 has 4 divisors (see below), whose sum is σ = 117086173892752. Its totient is φ = 116243827317432.

The previous prime is 116665000605071. The next prime is 116665000605211. The reversal of 116665000605091 is 190506000566611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116665000605091 - 2³¹ = 116662853121443 is a prime.

It is a super-2 number, since 2×116665000605091² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116665000605071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210586643415 + ... + 210586643968.

It is an arithmetic number, because the mean of its divisors is an integer number (29271543473188).

Almost surely, 2^{116665000605091} is an apocalyptic number.

116665000605091 is a deficient number, since it is larger than the sum of its proper divisors (421173287661).

116665000605091 is an equidigital number, since it uses as much as digits as its factorization.

116665000605091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421173287660.

The product of its (nonzero) digits is 291600, while the sum is 46.

The spelling of 116665000605091 in words is "one hundred sixteen trillion, six hundred sixty-five billion, six hundred five thousand, ninety-one".