14419446561 has 27 divisors (see below), whose sum is σ = 22560820659. Its totient is φ = 8870623632.

The previous prime is 14419446553. The next prime is 14419446571. The reversal of 14419446561 is 16564491441.

The square root of 14419446561 is 120081.

It is a perfect power (a square), and thus also a powerful number.

14419446561 is a `hidden beast` number, since 1 + 4 + 41 + 9 + 4 + 46 + 561 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2133054225 + 12286392336 = 46185^2 + 110844^2 .

It is not a de Polignac number, because 14419446561 - 2³ = 14419446553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14419446551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4681620 + ... + 4684698.

Almost surely, 2^14419446561 is an apocalyptic number.

14419446561 is the 120081-st square number.

14419446561 is the 60041-st centered octagonal number.

It is an amenable number.

14419446561 is a deficient number, since it is larger than the sum of its proper divisors (8141374098).

14419446561 is an frugal number, since it uses more digits than its factorization.

14419446561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6190 (or 3095 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The spelling of 14419446561 in words is "fourteen billion, four hundred nineteen million, four hundred forty-six thousand, five hundred sixty-one".