9648149473 has 2 divisors, whose sum is σ = 9648149474. Its totient is φ = 9648149472.

The previous prime is 9648149443. The next prime is 9648149491. The reversal of 9648149473 is 3749418469.

9648149473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9115093729 + 533055744 = 95473^2 + 23088^2 .

It is a cyclic number.

It is not a de Polignac number, because 9648149473 - 2²¹ = 9646052321 is a prime.

It is not a weakly prime, because it can be changed into another prime (9648149443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4824074736 + 4824074737.

It is an arithmetic number, because the mean of its divisors is an integer number (4824074737).

Almost surely, 2^9648149473 is an apocalyptic number.

It is an amenable number.

9648149473 is a deficient number, since it is larger than the sum of its proper divisors (1).

9648149473 is an equidigital number, since it uses as much as digits as its factorization.

9648149473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5225472, while the sum is 55.

The square root of 9648149473 is about 98224.9941359123. The cubic root of 9648149473 is about 2128.8644400790.

The spelling of 9648149473 in words is "nine billion, six hundred forty-eight million, one hundred forty-nine thousand, four hundred seventy-three".