8480329447 has 2 divisors, whose sum is σ = 8480329448. Its totient is φ = 8480329446.

The previous prime is 8480329439. The next prime is 8480329477. The reversal of 8480329447 is 7449230848.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8480329447 - 2³ = 8480329439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8480329447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8480329477) 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, 4240164723 + 4240164724.

It is an arithmetic number, because the mean of its divisors is an integer number (4240164724).

Almost surely, 2^8480329447 is an apocalyptic number.

8480329447 is a deficient number, since it is larger than the sum of its proper divisors (1).

8480329447 is an equidigital number, since it uses as much as digits as its factorization.

8480329447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The square root of 8480329447 is about 92088.7042313008. The cubic root of 8480329447 is about 2039.2520523944.

The spelling of 8480329447 in words is "eight billion, four hundred eighty million, three hundred twenty-nine thousand, four hundred forty-seven".