135463205236 has 12 divisors (see below), whose sum is σ = 237696163012. Its totient is φ = 67550015808.

The previous prime is 135463205173. The next prime is 135463205237. The reversal of 135463205236 is 632502364531.

It can be written as a sum of positive squares in 2 ways, for example, as 26030595600 + 109432609636 = 161340^2 + 330806^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135463205237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45395025 + ... + 45398008.

Almost surely, 2^135463205236 is an apocalyptic number.

It is an amenable number.

135463205236 is a deficient number, since it is larger than the sum of its proper divisors (102232957776).

135463205236 is a wasteful number, since it uses less digits than its factorization.

135463205236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90793410 (or 90793408 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 40.

Adding to 135463205236 its reverse (632502364531), we get a palindrome (767965569767).

The spelling of 135463205236 in words is "one hundred thirty-five billion, four hundred sixty-three million, two hundred five thousand, two hundred thirty-six".