10636839817 has 2 divisors, whose sum is σ = 10636839818. Its totient is φ = 10636839816.

The previous prime is 10636839751. The next prime is 10636839833. The reversal of 10636839817 is 71893863601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10614974841 + 21864976 = 103029^2 + 4676^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10636839817 is a prime.

It is a super-2 number, since 2×10636839817² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10636839517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5318419908 + 5318419909.

It is an arithmetic number, because the mean of its divisors is an integer number (5318419909).

Almost surely, 2^10636839817 is an apocalyptic number.

It is an amenable number.

10636839817 is a deficient number, since it is larger than the sum of its proper divisors (1).

10636839817 is an equidigital number, since it uses as much as digits as its factorization.

10636839817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 10636839817 in words is "ten billion, six hundred thirty-six million, eight hundred thirty-nine thousand, eight hundred seventeen".