12353550543 has 32 divisors (see below), whose sum is σ = 18456545280. Its totient is φ = 8166160800.

The previous prime is 12353550479. The next prime is 12353550553. The reversal of 12353550543 is 34505535321.

12353550543 is a `hidden beast` number, since 1 + 2 + 3 + 53 + 550 + 54 + 3 = 666.

It is not a de Polignac number, because 12353550543 - 2⁶ = 12353550479 is a prime.

It is a super-2 number, since 2×12353550543² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12353550498 and 12353550507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12353550553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2496730 + ... + 2501672.

It is an arithmetic number, because the mean of its divisors is an integer number (576767040).

Almost surely, 2^12353550543 is an apocalyptic number.

12353550543 is a deficient number, since it is larger than the sum of its proper divisors (6102994737).

12353550543 is a wasteful number, since it uses less digits than its factorization.

12353550543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5716 (or 5710 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

The spelling of 12353550543 in words is "twelve billion, three hundred fifty-three million, five hundred fifty thousand, five hundred forty-three".