135728308054824 has 64 divisors (see below), whose sum is σ = 366925088160000. Its totient is φ = 41675442100224.

The previous prime is 135728308054723. The next prime is 135728308054883. The reversal of 135728308054824 is 428450803827531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3538995949 + ... + 3539034300.

It is an arithmetic number, because the mean of its divisors is an integer number (5733204502500).

Almost surely, 2^{135728308054824} is an apocalyptic number.

It is an amenable number.

135728308054824 is an abundant number, since it is smaller than the sum of its proper divisors (231196780105176).

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

135728308054824 is a wasteful number, since it uses less digits than its factorization.

135728308054824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7078030322 (or 7078030318 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 60.

The spelling of 135728308054824 in words is "one hundred thirty-five trillion, seven hundred twenty-eight billion, three hundred eight million, fifty-four thousand, eight hundred twenty-four".