8123892688243 has 2 divisors, whose sum is σ = 8123892688244. Its totient is φ = 8123892688242.

The previous prime is 8123892688181. The next prime is 8123892688253. The reversal of 8123892688243 is 3428862983218.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8123892688243 - 2²⁵ = 8123859133811 is a prime.

It is not a weakly prime, because it can be changed into another prime (8123892688253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4061946344121 + 4061946344122.

It is an arithmetic number, because the mean of its divisors is an integer number (4061946344122).

Almost surely, 2^{8123892688243} is an apocalyptic number.

8123892688243 is a deficient number, since it is larger than the sum of its proper divisors (1).

8123892688243 is an equidigital number, since it uses as much as digits as its factorization.

8123892688243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63700992, while the sum is 64.

The spelling of 8123892688243 in words is "eight trillion, one hundred twenty-three billion, eight hundred ninety-two million, six hundred eighty-eight thousand, two hundred forty-three".