14715446561 has 2 divisors, whose sum is σ = 14715446562. Its totient is φ = 14715446560.

The previous prime is 14715446549. The next prime is 14715446659. The reversal of 14715446561 is 16564451741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10848472336 + 3866974225 = 104156^2 + 62185^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14715446561 is a prime.

It is not a weakly prime, because it can be changed into another prime (14715446521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7357723280 + 7357723281.

It is an arithmetic number, because the mean of its divisors is an integer number (7357723281).

Almost surely, 2^14715446561 is an apocalyptic number.

It is an amenable number.

14715446561 is a deficient number, since it is larger than the sum of its proper divisors (1).

14715446561 is an equidigital number, since it uses as much as digits as its factorization.

14715446561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 44.

The spelling of 14715446561 in words is "fourteen billion, seven hundred fifteen million, four hundred forty-six thousand, five hundred sixty-one".