8486193439 has 2 divisors, whose sum is σ = 8486193440. Its totient is φ = 8486193438.

The previous prime is 8486193403. The next prime is 8486193449. The reversal of 8486193439 is 9343916848.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8486193439 - 2⁷ = 8486193311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8486193439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8486193449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4243096719 + 4243096720.

It is an arithmetic number, because the mean of its divisors is an integer number (4243096720).

Almost surely, 2^8486193439 is an apocalyptic number.

8486193439 is a deficient number, since it is larger than the sum of its proper divisors (1).

8486193439 is an equidigital number, since it uses as much as digits as its factorization.

8486193439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4478976, while the sum is 55.

The square root of 8486193439 is about 92120.5375527086. The cubic root of 8486193439 is about 2039.7219792045.

The spelling of 8486193439 in words is "eight billion, four hundred eighty-six million, one hundred ninety-three thousand, four hundred thirty-nine".