8178044713 has 2 divisors, whose sum is σ = 8178044714. Its totient is φ = 8178044712.

The previous prime is 8178044663. The next prime is 8178044737. The reversal of 8178044713 is 3174408718.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7377607449 + 800437264 = 85893^2 + 28292^2 .

It is a cyclic number.

It is not a de Polignac number, because 8178044713 - 2²⁵ = 8144490281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8178044713.

It is not a weakly prime, because it can be changed into another prime (8178044513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4089022356 + 4089022357.

It is an arithmetic number, because the mean of its divisors is an integer number (4089022357).

Almost surely, 2^8178044713 is an apocalyptic number.

It is an amenable number.

8178044713 is a deficient number, since it is larger than the sum of its proper divisors (1).

8178044713 is an equidigital number, since it uses as much as digits as its factorization.

8178044713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 43.

The square root of 8178044713 is about 90432.5423340514. The cubic root of 8178044713 is about 2014.7283313015.

The spelling of 8178044713 in words is "eight billion, one hundred seventy-eight million, forty-four thousand, seven hundred thirteen".