8348157177109 has 2 divisors, whose sum is σ = 8348157177110. Its totient is φ = 8348157177108.

The previous prime is 8348157177077. The next prime is 8348157177163. The reversal of 8348157177109 is 9017717518438.

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., 4953339872100 + 3394817305009 = 2225610^2 + 1842503^2 .

It is a cyclic number.

It is not a de Polignac number, because 8348157177109 - 2⁵ = 8348157177077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8348157177169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4174078588554 + 4174078588555.

It is an arithmetic number, because the mean of its divisors is an integer number (4174078588555).

Almost surely, 2^{8348157177109} is an apocalyptic number.

It is an amenable number.

8348157177109 is a deficient number, since it is larger than the sum of its proper divisors (1).

8348157177109 is an equidigital number, since it uses as much as digits as its factorization.

8348157177109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11854080, while the sum is 61.

The spelling of 8348157177109 in words is "eight trillion, three hundred forty-eight billion, one hundred fifty-seven million, one hundred seventy-seven thousand, one hundred nine".