118601831335680 has 4608 divisors, whose sum is σ = 560287648972800. Its totient is φ = 23042241331200.

The previous prime is 118601831335657. The next prime is 118601831335699. The reversal of 118601831335680 is 86533138106811.

It is a happy number.

118601831335680 is a `hidden beast` number, since 1 + 1 + 8 + 6 + 0 + 18 + 31 + 33 + 568 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 437645133945 + ... + 437645134215.

It is an arithmetic number, because the mean of its divisors is an integer number (121590201600).

Almost surely, 2^{118601831335680} is an apocalyptic number.

118601831335680 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 118601831335680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280143824486400).

118601831335680 is an abundant number, since it is smaller than the sum of its proper divisors (441685817637120).

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

118601831335680 is a wasteful number, since it uses less digits than its factorization.

118601831335680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 118601831335680 in words is "one hundred eighteen trillion, six hundred one billion, eight hundred thirty-one million, three hundred thirty-five thousand, six hundred eighty".