143643216505313 has 16 divisors (see below), whose sum is σ = 164205471006720. Its totient is φ = 123091414392336.

The previous prime is 143643216505301. The next prime is 143643216505333. The reversal of 143643216505313 is 313505612346341.

It is a cyclic number.

It is not a de Polignac number, because 143643216505313 - 2⁴ = 143643216505297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143643216505333) 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, 503658368 + ... + 503943486.

It is an arithmetic number, because the mean of its divisors is an integer number (10262841937920).

Almost surely, 2^{143643216505313} is an apocalyptic number.

It is an amenable number.

143643216505313 is a deficient number, since it is larger than the sum of its proper divisors (20562254501407).

143643216505313 is a wasteful number, since it uses less digits than its factorization.

143643216505313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303196.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 143643216505313 in words is "one hundred forty-three trillion, six hundred forty-three billion, two hundred sixteen million, five hundred five thousand, three hundred thirteen".