135843036120 has 576 divisors, whose sum is σ = 529820928000. Its totient is φ = 31193268480.

The previous prime is 135843036107. The next prime is 135843036143. The reversal of 135843036120 is 21630348531.

135843036120 is a `hidden beast` number, since 1 + 3 + 5 + 8 + 4 + 30 + 3 + 612 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 22343241 + ... + 22349319.

It is an arithmetic number, because the mean of its divisors is an integer number (919828000).

Almost surely, 2^135843036120 is an apocalyptic number.

135843036120 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 135843036120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264910464000).

135843036120 is an abundant number, since it is smaller than the sum of its proper divisors (393977891880).

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

135843036120 is a wasteful number, since it uses less digits than its factorization.

135843036120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6146 (or 6119 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 135843036120 in words is "one hundred thirty-five billion, eight hundred forty-three million, thirty-six thousand, one hundred twenty".