8256087377 has 2 divisors, whose sum is σ = 8256087378. Its totient is φ = 8256087376.

The previous prime is 8256087361. The next prime is 8256087479. The reversal of 8256087377 is 7737806528.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8254812736 + 1274641 = 90856^2 + 1129^2 .

It is a cyclic number.

It is not a de Polignac number, because 8256087377 - 2⁴ = 8256087361 is a prime.

It is not a weakly prime, because it can be changed into another prime (8256087577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4128043688 + 4128043689.

It is an arithmetic number, because the mean of its divisors is an integer number (4128043689).

Almost surely, 2^8256087377 is an apocalyptic number.

It is an amenable number.

8256087377 is a deficient number, since it is larger than the sum of its proper divisors (1).

8256087377 is an equidigital number, since it uses as much as digits as its factorization.

8256087377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3951360, while the sum is 53.

The square root of 8256087377 is about 90863.0143512750. The cubic root of 8256087377 is about 2021.1168689659.

The spelling of 8256087377 in words is "eight billion, two hundred fifty-six million, eighty-seven thousand, three hundred seventy-seven".