14444770447769 has 2 divisors, whose sum is σ = 14444770447770. Its totient is φ = 14444770447768.

The previous prime is 14444770447759. The next prime is 14444770447801. The reversal of 14444770447769 is 96774407744441.

14444770447769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7919749782025 + 6525020665744 = 2814205^2 + 2554412^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14444770447769 is a prime.

It is a super-2 number, since 2×14444770447769² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14444770447699 and 14444770447708.

It is not a weakly prime, because it can be changed into another prime (14444770447759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7222385223884 + 7222385223885.

It is an arithmetic number, because the mean of its divisors is an integer number (7222385223885).

Almost surely, 2^{14444770447769} is an apocalyptic number.

It is an amenable number.

14444770447769 is a deficient number, since it is larger than the sum of its proper divisors (1).

14444770447769 is an equidigital number, since it uses as much as digits as its factorization.

14444770447769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 531062784, while the sum is 68.

The spelling of 14444770447769 in words is "fourteen trillion, four hundred forty-four billion, seven hundred seventy million, four hundred forty-seven thousand, seven hundred sixty-nine".