118211639700 has 864 divisors, whose sum is σ = 455126425600. Its totient is φ = 23151744000.

The previous prime is 118211639683. The next prime is 118211639701. The reversal of 118211639700 is 7936112811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118211639701) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 338715126 + ... + 338715474.

Almost surely, 2^118211639700 is an apocalyptic number.

118211639700 is a gapful number since it is divisible by the number (10) 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 118211639700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227563212800).

118211639700 is an abundant number, since it is smaller than the sum of its proper divisors (336914785900).

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

118211639700 is a wasteful number, since it uses less digits than its factorization.

118211639700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469 (or 451 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 39.

The spelling of 118211639700 in words is "one hundred eighteen billion, two hundred eleven million, six hundred thirty-nine thousand, seven hundred".