16454032644017 has 2 divisors, whose sum is σ = 16454032644018. Its totient is φ = 16454032644016.

The previous prime is 16454032644013. The next prime is 16454032644103. The reversal of 16454032644017 is 71044623045461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13081755830641 + 3372276813376 = 3616871^2 + 1836376^2 .

It is a cyclic number.

It is not a de Polignac number, because 16454032644017 - 2² = 16454032644013 is a prime.

It is not a weakly prime, because it can be changed into another prime (16454032644013) 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, 8227016322008 + 8227016322009.

It is an arithmetic number, because the mean of its divisors is an integer number (8227016322009).

Almost surely, 2^{16454032644017} is an apocalyptic number.

It is an amenable number.

16454032644017 is a deficient number, since it is larger than the sum of its proper divisors (1).

16454032644017 is an equidigital number, since it uses as much as digits as its factorization.

16454032644017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1935360, while the sum is 47.

Adding to 16454032644017 its reverse (71044623045461), we get a palindrome (87498655689478).

The spelling of 16454032644017 in words is "sixteen trillion, four hundred fifty-four billion, thirty-two million, six hundred forty-four thousand, seventeen".