16206755417 has 2 divisors, whose sum is σ = 16206755418. Its totient is φ = 16206755416.

The previous prime is 16206755393. The next prime is 16206755419. The reversal of 16206755417 is 71455760261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13984481536 + 2222273881 = 118256^2 + 47141^2 .

It is a cyclic number.

It is not a de Polignac number, because 16206755417 - 2⁶ = 16206755353 is a prime.

It is a super-2 number, since 2×16206755417² (a number of 21 digits) contains 22 as substring.

Together with 16206755419, 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 (16206755419) 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, 8103377708 + 8103377709.

It is an arithmetic number, because the mean of its divisors is an integer number (8103377709).

Almost surely, 2^16206755417 is an apocalyptic number.

It is an amenable number.

16206755417 is a deficient number, since it is larger than the sum of its proper divisors (1).

16206755417 is an equidigital number, since it uses as much as digits as its factorization.

16206755417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 16206755417 in words is "sixteen billion, two hundred six million, seven hundred fifty-five thousand, four hundred seventeen".