16016882214209 has 2 divisors, whose sum is σ = 16016882214210. Its totient is φ = 16016882214208.

The previous prime is 16016882214161. The next prime is 16016882214251. The reversal of 16016882214209 is 90241228861061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13831496541184 + 2185385673025 = 3719072^2 + 1478305^2 .

It is a cyclic number.

It is not a de Polignac number, because 16016882214209 - 2¹² = 16016882210113 is a prime.

It is a super-2 number, since 2×16016882214209² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16016882214259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8008441107104 + 8008441107105.

It is an arithmetic number, because the mean of its divisors is an integer number (8008441107105).

Almost surely, 2^{16016882214209} is an apocalyptic number.

It is an amenable number.

16016882214209 is a deficient number, since it is larger than the sum of its proper divisors (1).

16016882214209 is an equidigital number, since it uses as much as digits as its factorization.

16016882214209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 663552, while the sum is 50.

The spelling of 16016882214209 in words is "sixteen trillion, sixteen billion, eight hundred eighty-two million, two hundred fourteen thousand, two hundred nine".