8278802108111 has 2 divisors, whose sum is σ = 8278802108112. Its totient is φ = 8278802108110.

The previous prime is 8278802108053. The next prime is 8278802108113. The reversal of 8278802108111 is 1118012088728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8278802108111 - 2²⁶ = 8278734999247 is a prime.

Together with 8278802108113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8278802108113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4139401054055 + 4139401054056.

It is an arithmetic number, because the mean of its divisors is an integer number (4139401054056).

Almost surely, 2^{8278802108111} is an apocalyptic number.

8278802108111 is a deficient number, since it is larger than the sum of its proper divisors (1).

8278802108111 is an equidigital number, since it uses as much as digits as its factorization.

8278802108111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 114688, while the sum is 47.

The spelling of 8278802108111 in words is "eight trillion, two hundred seventy-eight billion, eight hundred two million, one hundred eight thousand, one hundred eleven".