9659548049 has 2 divisors, whose sum is σ = 9659548050. Its totient is φ = 9659548048.

The previous prime is 9659548007. The next prime is 9659548061. The reversal of 9659548049 is 9408459569.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5169610000 + 4489938049 = 71900^2 + 67007^2 .

It is a cyclic number.

It is not a de Polignac number, because 9659548049 - 2¹⁶ = 9659482513 is a prime.

It is not a weakly prime, because it can be changed into another prime (9659548099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4829774024 + 4829774025.

It is an arithmetic number, because the mean of its divisors is an integer number (4829774025).

Almost surely, 2^9659548049 is an apocalyptic number.

It is an amenable number.

9659548049 is a deficient number, since it is larger than the sum of its proper divisors (1).

9659548049 is an equidigital number, since it uses as much as digits as its factorization.

9659548049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13996800, while the sum is 59.

The square root of 9659548049 is about 98282.9997965060. Note that the first 3 decimals coincide. The cubic root of 9659548049 is about 2129.7024755066.

The spelling of 9659548049 in words is "nine billion, six hundred fifty-nine million, five hundred forty-eight thousand, forty-nine".