116808505789 has 8 divisors (see below), whose sum is σ = 117953259840. Its totient is φ = 115663957536.

The previous prime is 116808505777. The next prime is 116808505811. The reversal of 116808505789 is 987505808611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116808505789 - 2⁷ = 116808505661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116808505739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1249494 + ... + 1339720.

It is an arithmetic number, because the mean of its divisors is an integer number (14744157480).

Almost surely, 2^116808505789 is an apocalyptic number.

It is an amenable number.

116808505789 is a deficient number, since it is larger than the sum of its proper divisors (1144754051).

116808505789 is a wasteful number, since it uses less digits than its factorization.

116808505789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102899.

The product of its (nonzero) digits is 4838400, while the sum is 58.

The spelling of 116808505789 in words is "one hundred sixteen billion, eight hundred eight million, five hundred five thousand, seven hundred eighty-nine".