16309933258669 has 2 divisors, whose sum is σ = 16309933258670. Its totient is φ = 16309933258668.

The previous prime is 16309933258561. The next prime is 16309933258777. The reversal of 16309933258669 is 96685233990361.

It is a balanced prime because it is at equal distance from previous prime (16309933258561) and next prime (16309933258777).

It can be written as a sum of positive squares in only one way, i.e., 11581974432900 + 4727958825769 = 3403230^2 + 2174387^2 .

It is a cyclic number.

It is not a de Polignac number, because 16309933258669 - 2¹³ = 16309933250477 is a prime.

It is a super-2 number, since 2×16309933258669² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16309933258598 and 16309933258607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16309933258369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8154966629334 + 8154966629335.

It is an arithmetic number, because the mean of its divisors is an integer number (8154966629335).

Almost surely, 2^{16309933258669} is an apocalyptic number.

It is an amenable number.

16309933258669 is a deficient number, since it is larger than the sum of its proper divisors (1).

16309933258669 is an equidigital number, since it uses as much as digits as its factorization.

16309933258669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340122240, while the sum is 70.

The spelling of 16309933258669 in words is "sixteen trillion, three hundred nine billion, nine hundred thirty-three million, two hundred fifty-eight thousand, six hundred sixty-nine".