135525505210501 has 12 divisors (see below), whose sum is σ = 157746918231552. Its totient is φ = 116094866175288.

The previous prime is 135525505210441. The next prime is 135525505210519. The reversal of 135525505210501 is 105012505525531.

It is not a de Polignac number, because 135525505210501 - 2¹¹ = 135525505208453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135525505210591) 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 11 ways as a sum of consecutive naturals, for example, 831495975 + ... + 831658948.

It is an arithmetic number, because the mean of its divisors is an integer number (13145576519296).

Almost surely, 2^{135525505210501} is an apocalyptic number.

It is an amenable number.

135525505210501 is a deficient number, since it is larger than the sum of its proper divisors (22221413021051).

135525505210501 is a wasteful number, since it uses less digits than its factorization.

135525505210501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663156600 (or 1663156593 counting only the distinct ones).

The product of its (nonzero) digits is 187500, while the sum is 40.

The spelling of 135525505210501 in words is "one hundred thirty-five trillion, five hundred twenty-five billion, five hundred five million, two hundred ten thousand, five hundred one".