8226517136819 has 2 divisors, whose sum is σ = 8226517136820. Its totient is φ = 8226517136818.

The previous prime is 8226517136813. The next prime is 8226517136861. The reversal of 8226517136819 is 9186317156228.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8226517136819 is a prime.

It is a super-2 number, since 2×8226517136819² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8226517136813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4113258568409 + 4113258568410.

It is an arithmetic number, because the mean of its divisors is an integer number (4113258568410).

Almost surely, 2^{8226517136819} is an apocalyptic number.

8226517136819 is a deficient number, since it is larger than the sum of its proper divisors (1).

8226517136819 is an equidigital number, since it uses as much as digits as its factorization.

8226517136819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 59.

The spelling of 8226517136819 in words is "eight trillion, two hundred twenty-six billion, five hundred seventeen million, one hundred thirty-six thousand, eight hundred nineteen".