118241765899 has 4 divisors (see below), whose sum is σ = 118242561240. Its totient is φ = 118240970560.

The previous prime is 118241765897. The next prime is 118241765927. The reversal of 118241765899 is 998567142811.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 118241765899 - 2¹ = 118241765897 is a prime.

It is a super-2 number, since 2×118241765899² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118241765897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100789 + ... + 496630.

It is an arithmetic number, because the mean of its divisors is an integer number (29560640310).

Almost surely, 2^118241765899 is an apocalyptic number.

118241765899 is a deficient number, since it is larger than the sum of its proper divisors (795341).

118241765899 is an equidigital number, since it uses as much as digits as its factorization.

118241765899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795340.

The product of its digits is 8709120, while the sum is 61.

The spelling of 118241765899 in words is "one hundred eighteen billion, two hundred forty-one million, seven hundred sixty-five thousand, eight hundred ninety-nine".