9636275750729 has 2 divisors, whose sum is σ = 9636275750730. Its totient is φ = 9636275750728.

The previous prime is 9636275750669. The next prime is 9636275750743. The reversal of 9636275750729 is 9270575726369.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8179897442704 + 1456378308025 = 2860052^2 + 1206805^2 .

It is a cyclic number.

It is not a de Polignac number, because 9636275750729 - 2²⁸ = 9636007315273 is a prime.

It is not a weakly prime, because it can be changed into another prime (9636275750749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4818137875364 + 4818137875365.

It is an arithmetic number, because the mean of its divisors is an integer number (4818137875365).

Almost surely, 2^{9636275750729} is an apocalyptic number.

It is an amenable number.

9636275750729 is a deficient number, since it is larger than the sum of its proper divisors (1).

9636275750729 is an equidigital number, since it uses as much as digits as its factorization.

9636275750729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300056400, while the sum is 68.

The spelling of 9636275750729 in words is "nine trillion, six hundred thirty-six billion, two hundred seventy-five million, seven hundred fifty thousand, seven hundred twenty-nine".