135240159807 has 24 divisors (see below), whose sum is σ = 196397385600. Its totient is φ = 89675586000.

The previous prime is 135240159797. The next prime is 135240159829. The reversal of 135240159807 is 708951042531.

135240159807 is a `hidden beast` number, since 1 + 3 + 52 + 4 + 0 + 1 + 598 + 0 + 7 = 666.

It is not a de Polignac number, because 135240159807 - 2¹⁵ = 135240127039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135240159107) 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, 5810928 + ... + 5834154.

It is an arithmetic number, because the mean of its divisors is an integer number (8183224400).

Almost surely, 2^135240159807 is an apocalyptic number.

135240159807 is a deficient number, since it is larger than the sum of its proper divisors (61157225793).

135240159807 is a wasteful number, since it uses less digits than its factorization.

135240159807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26683 (or 26680 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 135240159807 in words is "one hundred thirty-five billion, two hundred forty million, one hundred fifty-nine thousand, eight hundred seven".