135122525526 has 48 divisors (see below), whose sum is σ = 279381630384. Its totient is φ = 43566408000.

The previous prime is 135122525491. The next prime is 135122525533. The reversal of 135122525526 is 625525221531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15108216 + ... + 15117156.

It is an arithmetic number, because the mean of its divisors is an integer number (5820450633).

Almost surely, 2^135122525526 is an apocalyptic number.

135122525526 is an abundant number, since it is smaller than the sum of its proper divisors (144259104858).

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

135122525526 is a wasteful number, since it uses less digits than its factorization.

135122525526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11629 (or 11598 counting only the distinct ones).

The product of its digits is 180000, while the sum is 39.

The spelling of 135122525526 in words is "one hundred thirty-five billion, one hundred twenty-two million, five hundred twenty-five thousand, five hundred twenty-six".