118665126656 has 108 divisors (see below), whose sum is σ = 252957178152. Its totient is φ = 55364124672.

The previous prime is 118665126617. The next prime is 118665126661. The reversal of 118665126656 is 656621566811.

It is a happy number.

118665126656 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 118665126598 and 118665126607.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 290134580 + ... + 290134988.

It is an arithmetic number, because the mean of its divisors is an integer number (2342196094).

Almost surely, 2^118665126656 is an apocalyptic number.

118665126656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118665126656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126478589076).

118665126656 is an abundant number, since it is smaller than the sum of its proper divisors (134292051496).

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

118665126656 is an frugal number, since it uses more digits than its factorization.

118665126656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014 (or 591 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 53.

The spelling of 118665126656 in words is "one hundred eighteen billion, six hundred sixty-five million, one hundred twenty-six thousand, six hundred fifty-six".