14028393569 has 2 divisors, whose sum is σ = 14028393570. Its totient is φ = 14028393568.

The previous prime is 14028393539. The next prime is 14028393623. The reversal of 14028393569 is 96539382041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13874012944 + 154380625 = 117788^2 + 12425^2 .

It is a cyclic number.

It is not a de Polignac number, because 14028393569 - 2¹⁶ = 14028328033 is a prime.

It is a super-2 number, since 2×14028393569² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14028393539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7014196784 + 7014196785.

It is an arithmetic number, because the mean of its divisors is an integer number (7014196785).

Almost surely, 2^14028393569 is an apocalyptic number.

It is an amenable number.

14028393569 is a deficient number, since it is larger than the sum of its proper divisors (1).

14028393569 is an equidigital number, since it uses as much as digits as its factorization.

14028393569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 14028393569 in words is "fourteen billion, twenty-eight million, three hundred ninety-three thousand, five hundred sixty-nine".