135136266453 has 48 divisors (see below), whose sum is σ = 206790904320. Its totient is φ = 84892655232.

The previous prime is 135136266413. The next prime is 135136266479. The reversal of 135136266453 is 354662631531.

135136266453 is a `hidden beast` number, since 1 + 3 + 5 + 13 + 626 + 6 + 4 + 5 + 3 = 666.

It is not a de Polignac number, because 135136266453 - 2¹² = 135136262357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135136266399 and 135136266408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135136266403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16302876 + ... + 16311162.

It is an arithmetic number, because the mean of its divisors is an integer number (4308143840).

Almost surely, 2^135136266453 is an apocalyptic number.

It is an amenable number.

135136266453 is a deficient number, since it is larger than the sum of its proper divisors (71654637867).

135136266453 is a wasteful number, since it uses less digits than its factorization.

135136266453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9818 (or 9815 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 45.

Adding to 135136266453 its reverse (354662631531), we get a palindrome (489798897984).

The spelling of 135136266453 in words is "one hundred thirty-five billion, one hundred thirty-six million, two hundred sixty-six thousand, four hundred fifty-three".