8348998477 has 2 divisors, whose sum is σ = 8348998478. Its totient is φ = 8348998476.

The previous prime is 8348998433. The next prime is 8348998481. The reversal of 8348998477 is 7748998438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5820316681 + 2528681796 = 76291^2 + 50286^2 .

It is a cyclic number.

It is not a de Polignac number, because 8348998477 - 2⁷ = 8348998349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8348998277) 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, 4174499238 + 4174499239.

It is an arithmetic number, because the mean of its divisors is an integer number (4174499239).

Almost surely, 2^8348998477 is an apocalyptic number.

It is an amenable number.

8348998477 is a deficient number, since it is larger than the sum of its proper divisors (1).

8348998477 is an equidigital number, since it uses as much as digits as its factorization.

8348998477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97542144, while the sum is 67.

The square root of 8348998477 is about 91372.8541581142. The cubic root of 8348998477 is about 2028.6702509010.

The spelling of 8348998477 in words is "eight billion, three hundred forty-eight million, nine hundred ninety-eight thousand, four hundred seventy-seven".