13550506216143 has 16 divisors (see below), whose sum is σ = 19457350479840. Its totient is φ = 8338681620864.

The previous prime is 13550506216103. The next prime is 13550506216151. The reversal of 13550506216143 is 34161260505531.

It is a happy number.

13550506216143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13550506216143 - 2²⁰ = 13550505167567 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13550506216095 and 13550506216104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13550506216103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1788073 + ... + 5504381.

It is an arithmetic number, because the mean of its divisors is an integer number (1216084404990).

Almost surely, 2^{13550506216143} is an apocalyptic number.

13550506216143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13550506216143 is a deficient number, since it is larger than the sum of its proper divisors (5906844263697).

13550506216143 is a wasteful number, since it uses less digits than its factorization.

13550506216143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3809818.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 13550506216143 in words is "thirteen trillion, five hundred fifty billion, five hundred six million, two hundred sixteen thousand, one hundred forty-three".