16363343121243 has 8 divisors (see below), whose sum is σ = 21977044776528. Its totient is φ = 10829268440064.

The previous prime is 16363343121217. The next prime is 16363343121247. The reversal of 16363343121243 is 34212134336361.

16363343121243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16363343121243 - 2¹⁴ = 16363343104859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16363343121195 and 16363343121204.

It is not an unprimeable number, because it can be changed into a prime (16363343121247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19906743046 + ... + 19906743867.

It is an arithmetic number, because the mean of its divisors is an integer number (2747130597066).

Almost surely, 2^{16363343121243} is an apocalyptic number.

16363343121243 is a deficient number, since it is larger than the sum of its proper divisors (5613701655285).

16363343121243 is a wasteful number, since it uses less digits than its factorization.

16363343121243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39813487053.

The product of its digits is 559872, while the sum is 42.

The spelling of 16363343121243 in words is "sixteen trillion, three hundred sixty-three billion, three hundred forty-three million, one hundred twenty-one thousand, two hundred forty-three".