135450203415543 has 24 divisors (see below), whose sum is σ = 197015764851360. Its totient is φ = 89671162482240.

The previous prime is 135450203415521. The next prime is 135450203415559. The reversal of 135450203415543 is 345514302054531.

135450203415543 is a `hidden beast` number, since 1 + 3 + 5 + 4 + 50 + 2 + 0 + 3 + 41 + 554 + 3 = 666.

It is not a de Polignac number, because 135450203415543 - 2¹² = 135450203411447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135450203415143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50537748 + ... + 53150393.

It is an arithmetic number, because the mean of its divisors is an integer number (8208990202140).

Almost surely, 2^{135450203415543} is an apocalyptic number.

135450203415543 is a deficient number, since it is larger than the sum of its proper divisors (61565561435817).

135450203415543 is a wasteful number, since it uses less digits than its factorization.

135450203415543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103689159 (or 103689156 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 135450203415543 in words is "one hundred thirty-five trillion, four hundred fifty billion, two hundred three million, four hundred fifteen thousand, five hundred forty-three".