16547533489241 has 2 divisors, whose sum is σ = 16547533489242. Its totient is φ = 16547533489240.

The previous prime is 16547533489211. The next prime is 16547533489243. The reversal of 16547533489241 is 14298433574561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15427966344025 + 1119567145216 = 3927845^2 + 1058096^2 .

It is a cyclic number.

It is not a de Polignac number, because 16547533489241 - 2⁶ = 16547533489177 is a prime.

Together with 16547533489243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16547533489243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8273766744620 + 8273766744621.

It is an arithmetic number, because the mean of its divisors is an integer number (8273766744621).

Almost surely, 2^{16547533489241} is an apocalyptic number.

It is an amenable number.

16547533489241 is a deficient number, since it is larger than the sum of its proper divisors (1).

16547533489241 is an equidigital number, since it uses as much as digits as its factorization.

16547533489241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87091200, while the sum is 62.

The spelling of 16547533489241 in words is "sixteen trillion, five hundred forty-seven billion, five hundred thirty-three million, four hundred eighty-nine thousand, two hundred forty-one".