8272175819 has 2 divisors, whose sum is σ = 8272175820. Its totient is φ = 8272175818.

The previous prime is 8272175801. The next prime is 8272175839. The reversal of 8272175819 is 9185712728.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8272175819 - 2³² = 3977208523 is a prime.

It is a super-2 number, since 2×8272175819² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (8272175839) 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, 4136087909 + 4136087910.

It is an arithmetic number, because the mean of its divisors is an integer number (4136087910).

Almost surely, 2^8272175819 is an apocalyptic number.

8272175819 is a deficient number, since it is larger than the sum of its proper divisors (1).

8272175819 is an equidigital number, since it uses as much as digits as its factorization.

8272175819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 50.

The square root of 8272175819 is about 90951.5025659280. The cubic root of 8272175819 is about 2022.4288513218.

The spelling of 8272175819 in words is "eight billion, two hundred seventy-two million, one hundred seventy-five thousand, eight hundred nineteen".