9954646464593 has 2 divisors, whose sum is σ = 9954646464594. Its totient is φ = 9954646464592.

The previous prime is 9954646464583. The next prime is 9954646464611. The reversal of 9954646464593 is 3954646464599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9937732941889 + 16913522704 = 3152417^2 + 130052^2 .

It is a cyclic number.

It is not a de Polignac number, because 9954646464593 - 2¹² = 9954646460497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9954646464593.

It is not a weakly prime, because it can be changed into another prime (9954646464533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4977323232296 + 4977323232297.

It is an arithmetic number, because the mean of its divisors is an integer number (4977323232297).

Almost surely, 2^{9954646464593} is an apocalyptic number.

It is an amenable number.

9954646464593 is a deficient number, since it is larger than the sum of its proper divisors (1).

9954646464593 is an equidigital number, since it uses as much as digits as its factorization.

9954646464593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3023308800, while the sum is 74.

The spelling of 9954646464593 in words is "nine trillion, nine hundred fifty-four billion, six hundred forty-six million, four hundred sixty-four thousand, five hundred ninety-three".