8280506077 has 2 divisors, whose sum is σ = 8280506078. Its totient is φ = 8280506076.

The previous prime is 8280506063. The next prime is 8280506111. The reversal of 8280506077 is 7706050828.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8144340516 + 136165561 = 90246^2 + 11669^2 .

It is a cyclic number.

It is not a de Polignac number, because 8280506077 - 2³¹ = 6133022429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8280506027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4140253038 + 4140253039.

It is an arithmetic number, because the mean of its divisors is an integer number (4140253039).

Almost surely, 2^8280506077 is an apocalyptic number.

It is an amenable number.

8280506077 is a deficient number, since it is larger than the sum of its proper divisors (1).

8280506077 is an equidigital number, since it uses as much as digits as its factorization.

8280506077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 188160, while the sum is 43.

The square root of 8280506077 is about 90997.2860968941. The cubic root of 8280506077 is about 2023.1074999398.

The spelling of 8280506077 in words is "eight billion, two hundred eighty million, five hundred six thousand, seventy-seven".