14020216657 has 2 divisors, whose sum is σ = 14020216658. Its totient is φ = 14020216656.

The previous prime is 14020216649. The next prime is 14020216747. The reversal of 14020216657 is 75661202041.

14020216657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11146291776 + 2873924881 = 105576^2 + 53609^2 .

It is a cyclic number.

It is not a de Polignac number, because 14020216657 - 2³ = 14020216649 is a prime.

It is not a weakly prime, because it can be changed into another prime (14020216757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7010108328 + 7010108329.

It is an arithmetic number, because the mean of its divisors is an integer number (7010108329).

Almost surely, 2^14020216657 is an apocalyptic number.

It is an amenable number.

14020216657 is a deficient number, since it is larger than the sum of its proper divisors (1).

14020216657 is an equidigital number, since it uses as much as digits as its factorization.

14020216657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

Adding to 14020216657 its reverse (75661202041), we get a palindrome (89681418698).

The spelling of 14020216657 in words is "fourteen billion, twenty million, two hundred sixteen thousand, six hundred fifty-seven".