8480345849 has 2 divisors, whose sum is σ = 8480345850. Its totient is φ = 8480345848.

The previous prime is 8480345831. The next prime is 8480345873. The reversal of 8480345849 is 9485430848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8464000000 + 16345849 = 92000^2 + 4043^2 .

It is a cyclic number.

It is not a de Polignac number, because 8480345849 - 2⁸ = 8480345593 is a prime.

It is a super-3 number, since 3×8480345849³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8480345849.

It is not a weakly prime, because it can be changed into another prime (8480344849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4240172924 + 4240172925.

It is an arithmetic number, because the mean of its divisors is an integer number (4240172925).

Almost surely, 2^8480345849 is an apocalyptic number.

It is an amenable number.

8480345849 is a deficient number, since it is larger than the sum of its proper divisors (1).

8480345849 is an equidigital number, since it uses as much as digits as its factorization.

8480345849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4423680, while the sum is 53.

The square root of 8480345849 is about 92088.7932866969. The cubic root of 8480345849 is about 2039.2533671150.

The spelling of 8480345849 in words is "eight billion, four hundred eighty million, three hundred forty-five thousand, eight hundred forty-nine".