9864268663 has 2 divisors, whose sum is σ = 9864268664. Its totient is φ = 9864268662.

The previous prime is 9864268651. The next prime is 9864268721. The reversal of 9864268663 is 3668624689.

It is an a-pointer prime, because the next prime (9864268721) can be obtained adding 9864268663 to its sum of digits (58).

It is a weak prime.

It is an emirp because it is prime and its reverse (3668624689) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9864268663 - 2²¹ = 9862171511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9864268598 and 9864268607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9864268163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4932134331 + 4932134332.

It is an arithmetic number, because the mean of its divisors is an integer number (4932134332).

Almost surely, 2^9864268663 is an apocalyptic number.

9864268663 is a deficient number, since it is larger than the sum of its proper divisors (1).

9864268663 is an equidigital number, since it uses as much as digits as its factorization.

9864268663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17915904, while the sum is 58.

The square root of 9864268663 is about 99319.0246780545. The cubic root of 9864268663 is about 2144.6427764744.

The spelling of 9864268663 in words is "nine billion, eight hundred sixty-four million, two hundred sixty-eight thousand, six hundred sixty-three".