116505188789 has 8 divisors (see below), whose sum is σ = 127115399520. Its totient is φ = 105898116400.

The previous prime is 116505188773. The next prime is 116505188809. The reversal of 116505188789 is 987881505611.

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 116505188789 - 2⁴ = 116505188773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116505188489) 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, 706622 + ... + 855759.

It is an arithmetic number, because the mean of its divisors is an integer number (15889424940).

Almost surely, 2^116505188789 is an apocalyptic number.

It is an amenable number.

116505188789 is a deficient number, since it is larger than the sum of its proper divisors (10610210731).

116505188789 is a wasteful number, since it uses less digits than its factorization.

116505188789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569171.

The product of its (nonzero) digits is 4838400, while the sum is 59.

The spelling of 116505188789 in words is "one hundred sixteen billion, five hundred five million, one hundred eighty-eight thousand, seven hundred eighty-nine".