135628520707508 has 36 divisors (see below), whose sum is σ = 251064953596800. Its totient is φ = 64100065680144.

The previous prime is 135628520707499. The next prime is 135628520707529. The reversal of 135628520707508 is 805707025826531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105371108 + ... + 106650491.

It is an arithmetic number, because the mean of its divisors is an integer number (6974026488800).

Almost surely, 2^{135628520707508} is an apocalyptic number.

It is an amenable number.

135628520707508 is a deficient number, since it is larger than the sum of its proper divisors (115436432889292).

135628520707508 is a wasteful number, since it uses less digits than its factorization.

135628520707508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212022084 (or 212022063 counting only the distinct ones).

The product of its (nonzero) digits is 28224000, while the sum is 59.

The spelling of 135628520707508 in words is "one hundred thirty-five trillion, six hundred twenty-eight billion, five hundred twenty million, seven hundred seven thousand, five hundred eight".