135473826789 has 24 divisors (see below), whose sum is σ = 224599182912. Its totient is φ = 77081359680.

The previous prime is 135473826779. The next prime is 135473826877. The reversal of 135473826789 is 987628374531.

135473826789 is a `hidden beast` number, since 1 + 3 + 5 + 473 + 82 + 6 + 7 + 89 = 666.

It is not a de Polignac number, because 135473826789 - 2²⁴ = 135457049573 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135473826739) 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 23 ways as a sum of consecutive naturals, for example, 4599867 + ... + 4629224.

It is an arithmetic number, because the mean of its divisors is an integer number (9358299288).

Almost surely, 2^135473826789 is an apocalyptic number.

It is an amenable number.

135473826789 is a deficient number, since it is larger than the sum of its proper divisors (89125356123).

135473826789 is a wasteful number, since it uses less digits than its factorization.

135473826789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9229337 (or 9229334 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 63.

The spelling of 135473826789 in words is "one hundred thirty-five billion, four hundred seventy-three million, eight hundred twenty-six thousand, seven hundred eighty-nine".