16038547402243 has 2 divisors, whose sum is σ = 16038547402244. Its totient is φ = 16038547402242.

The previous prime is 16038547402193. The next prime is 16038547402259. The reversal of 16038547402243 is 34220474583061.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16038547402243 is a prime.

It is not a weakly prime, because it can be changed into another prime (16038547402543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8019273701121 + 8019273701122.

It is an arithmetic number, because the mean of its divisors is an integer number (8019273701122).

Almost surely, 2^{16038547402243} is an apocalyptic number.

16038547402243 is a deficient number, since it is larger than the sum of its proper divisors (1).

16038547402243 is an equidigital number, since it uses as much as digits as its factorization.

16038547402243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3870720, while the sum is 49.

The spelling of 16038547402243 in words is "sixteen trillion, thirty-eight billion, five hundred forty-seven million, four hundred two thousand, two hundred forty-three".