14450804521789 has 2 divisors, whose sum is σ = 14450804521790. Its totient is φ = 14450804521788.

The previous prime is 14450804521759. The next prime is 14450804521799. The reversal of 14450804521789 is 98712540805441.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14407224619225 + 43579902564 = 3795685^2 + 208758^2 .

It is a cyclic number.

It is not a de Polignac number, because 14450804521789 - 2⁴³ = 5654711499581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14450804521709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7225402260894 + 7225402260895.

It is an arithmetic number, because the mean of its divisors is an integer number (7225402260895).

Almost surely, 2^{14450804521789} is an apocalyptic number.

It is an amenable number.

14450804521789 is a deficient number, since it is larger than the sum of its proper divisors (1).

14450804521789 is an equidigital number, since it uses as much as digits as its factorization.

14450804521789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12902400, while the sum is 58.

The spelling of 14450804521789 in words is "fourteen trillion, four hundred fifty billion, eight hundred four million, five hundred twenty-one thousand, seven hundred eighty-nine".