118434738140 has 12 divisors (see below), whose sum is σ = 248712950136. Its totient is φ = 47373895248.

The previous prime is 118434738127. The next prime is 118434738193. The reversal of 118434738140 is 41837434811.

It is a junction number, because it is equal to n+sod(n) for n = 118434738091 and 118434738100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2960868434 + ... + 2960868473.

It is an arithmetic number, because the mean of its divisors is an integer number (20726079178).

Almost surely, 2^118434738140 is an apocalyptic number.

118434738140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118434738140 is an abundant number, since it is smaller than the sum of its proper divisors (130278211996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118434738140 is a wasteful number, since it uses less digits than its factorization.

118434738140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5921736916 (or 5921736914 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 118434738140 in words is "one hundred eighteen billion, four hundred thirty-four million, seven hundred thirty-eight thousand, one hundred forty".