118438438307 has 8 divisors (see below), whose sum is σ = 135577601376. Its totient is φ = 101354121792.

The previous prime is 118438438271. The next prime is 118438438309. The reversal of 118438438307 is 703834834811.

It is a happy number.

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

It is not a de Polignac number, because 118438438307 - 2⁶ = 118438438243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118438438309) 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, 13707008 + ... + 13715645.

It is an arithmetic number, because the mean of its divisors is an integer number (16947200172).

Almost surely, 2^118438438307 is an apocalyptic number.

118438438307 is a deficient number, since it is larger than the sum of its proper divisors (17139163069).

118438438307 is an equidigital number, since it uses as much as digits as its factorization.

118438438307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27423277.

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 118438438307 in words is "one hundred eighteen billion, four hundred thirty-eight million, four hundred thirty-eight thousand, three hundred seven".