135252522750640 has 20 divisors (see below), whose sum is σ = 314462115395424. Its totient is φ = 54101009100224.

The previous prime is 135252522750577. The next prime is 135252522750643. The reversal of 135252522750640 is 46057225252531.

135252522750640 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (135252522750643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845328267112 + ... + 845328267271.

Almost surely, 2^{135252522750640} is an apocalyptic number.

135252522750640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135252522750640 is an abundant number, since it is smaller than the sum of its proper divisors (179209592644784).

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

135252522750640 is a wasteful number, since it uses less digits than its factorization.

135252522750640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690656534396 (or 1690656534390 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 49.

The spelling of 135252522750640 in words is "one hundred thirty-five trillion, two hundred fifty-two billion, five hundred twenty-two million, seven hundred fifty thousand, six hundred forty".