118209659904 has 352 divisors, whose sum is σ = 401185798400. Its totient is φ = 33681899520.

The previous prime is 118209659881. The next prime is 118209659923. The reversal of 118209659904 is 409956902811.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104702412 + ... + 104703540.

Almost surely, 2^118209659904 is an apocalyptic number.

118209659904 is a gapful number since it is divisible by the number (14) 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 118209659904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200592899200).

118209659904 is an abundant number, since it is smaller than the sum of its proper divisors (282976138496).

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

118209659904 is a wasteful number, since it uses less digits than its factorization.

118209659904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706 (or 1682 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 54.

The spelling of 118209659904 in words is "one hundred eighteen billion, two hundred nine million, six hundred fifty-nine thousand, nine hundred four".