110709591789889 has 4 divisors (see below), whose sum is σ = 117221920718724. Its totient is φ = 104197262861056.

The previous prime is 110709591789883. The next prime is 110709591789967. The reversal of 110709591789889 is 988987195907011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 61453997347600 + 49255594442289 = 7839260^2 + 7018233^2 .

It is a cyclic number.

It is not a de Polignac number, because 110709591789889 - 2⁵ = 110709591789857 is a prime.

It is a super-2 number, since 2×110709591789889² (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 (110709591789883) 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 3 ways as a sum of consecutive naturals, for example, 3256164464392 + ... + 3256164464425.

It is an arithmetic number, because the mean of its divisors is an integer number (29305480179681).

Almost surely, 2^{110709591789889} is an apocalyptic number.

It is an amenable number.

110709591789889 is a deficient number, since it is larger than the sum of its proper divisors (6512328928835).

110709591789889 is an equidigital number, since it uses as much as digits as its factorization.

110709591789889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6512328928834.

The product of its (nonzero) digits is 823011840, while the sum is 82.

The spelling of 110709591789889 in words is "one hundred ten trillion, seven hundred nine billion, five hundred ninety-one million, seven hundred eighty-nine thousand, eight hundred eighty-nine".