9648666803 has 2 divisors, whose sum is σ = 9648666804. Its totient is φ = 9648666802.

The previous prime is 9648666743. The next prime is 9648666809. The reversal of 9648666803 is 3086668469.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9648666803 is a prime.

It is not a weakly prime, because it can be changed into another prime (9648666809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4824333401 + 4824333402.

It is an arithmetic number, because the mean of its divisors is an integer number (4824333402).

Almost surely, 2^9648666803 is an apocalyptic number.

9648666803 is a deficient number, since it is larger than the sum of its proper divisors (1).

9648666803 is an equidigital number, since it uses as much as digits as its factorization.

9648666803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8957952, while the sum is 56.

The square root of 9648666803 is about 98227.6274934909. The cubic root of 9648666803 is about 2128.9024890250.

It can be divided in two parts, 9648666 and 803, that added together give a palindrome (9649469).

The spelling of 9648666803 in words is "nine billion, six hundred forty-eight million, six hundred sixty-six thousand, eight hundred three".