116231289886 has 4 divisors (see below), whose sum is σ = 174346934832. Its totient is φ = 58115644942.

The previous prime is 116231289829. The next prime is 116231289887. The reversal of 116231289886 is 688982132611.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116231289887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29057822470 + ... + 29057822473.

It is an arithmetic number, because the mean of its divisors is an integer number (43586733708).

Almost surely, 2^116231289886 is an apocalyptic number.

116231289886 is a deficient number, since it is larger than the sum of its proper divisors (58115644946).

116231289886 is an equidigital number, since it uses as much as digits as its factorization.

116231289886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58115644945.

The product of its digits is 1990656, while the sum is 55.

The spelling of 116231289886 in words is "one hundred sixteen billion, two hundred thirty-one million, two hundred eighty-nine thousand, eight hundred eighty-six".