135523204052 has 12 divisors (see below), whose sum is σ = 237182124480. Its totient is φ = 67756882776.

The previous prime is 135523204049. The next prime is 135523204067. The reversal of 135523204052 is 250402325531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1114802 + ... + 1230377.

It is an arithmetic number, because the mean of its divisors is an integer number (19765177040).

Almost surely, 2^135523204052 is an apocalyptic number.

It is an amenable number.

135523204052 is a deficient number, since it is larger than the sum of its proper divisors (101658920428).

135523204052 is a wasteful number, since it uses less digits than its factorization.

135523204052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2359630 (or 2359628 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 135523204052 its reverse (250402325531), we get a palindrome (385925529583).

The spelling of 135523204052 in words is "one hundred thirty-five billion, five hundred twenty-three million, two hundred four thousand, fifty-two".