16916822969 has 2 divisors, whose sum is σ = 16916822970. Its totient is φ = 16916822968.

The previous prime is 16916822959. The next prime is 16916823017. The reversal of 16916822969 is 96922861961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10938440569 + 5978382400 = 104587^2 + 77320^2 .

It is a cyclic number.

It is not a de Polignac number, because 16916822969 - 2¹² = 16916818873 is a prime.

It is a super-3 number, since 3×16916822969³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (16916822929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8458411484 + 8458411485.

It is an arithmetic number, because the mean of its divisors is an integer number (8458411485).

Almost surely, 2^16916822969 is an apocalyptic number.

It is an amenable number.

16916822969 is a deficient number, since it is larger than the sum of its proper divisors (1).

16916822969 is an equidigital number, since it uses as much as digits as its factorization.

16916822969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5038848, while the sum is 59.

The spelling of 16916822969 in words is "sixteen billion, nine hundred sixteen million, eight hundred twenty-two thousand, nine hundred sixty-nine".