116388842155 has 4 divisors (see below), whose sum is σ = 139666610592. Its totient is φ = 93111073720.

The previous prime is 116388842153. The next prime is 116388842231. The reversal of 116388842155 is 551248883611.

It is a happy number.

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

It is not a de Polignac number, because 116388842155 - 2¹ = 116388842153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116388842153) 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, 11638884211 + ... + 11638884220.

It is an arithmetic number, because the mean of its divisors is an integer number (34916652648).

Almost surely, 2^116388842155 is an apocalyptic number.

116388842155 is a deficient number, since it is larger than the sum of its proper divisors (23277768437).

116388842155 is an equidigital number, since it uses as much as digits as its factorization.

116388842155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23277768436.

The product of its digits is 1843200, while the sum is 52.

The spelling of 116388842155 in words is "one hundred sixteen billion, three hundred eighty-eight million, eight hundred forty-two thousand, one hundred fifty-five".