16522796669 has 2 divisors, whose sum is σ = 16522796670. Its totient is φ = 16522796668.

The previous prime is 16522796639. The next prime is 16522796677. The reversal of 16522796669 is 96669722561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13672624900 + 2850171769 = 116930^2 + 53387^2 .

It is a cyclic number.

It is not a de Polignac number, because 16522796669 - 2⁸ = 16522796413 is a prime.

It is a super-2 number, since 2×16522796669² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16522796639) 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, 8261398334 + 8261398335.

It is an arithmetic number, because the mean of its divisors is an integer number (8261398335).

Almost surely, 2^16522796669 is an apocalyptic number.

It is an amenable number.

16522796669 is a deficient number, since it is larger than the sum of its proper divisors (1).

16522796669 is an equidigital number, since it uses as much as digits as its factorization.

16522796669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14696640, while the sum is 59.

The spelling of 16522796669 in words is "sixteen billion, five hundred twenty-two million, seven hundred ninety-six thousand, six hundred sixty-nine".