8348157177077 has 2 divisors, whose sum is σ = 8348157177078. Its totient is φ = 8348157177076.

The previous prime is 8348157177071. The next prime is 8348157177109. The reversal of 8348157177077 is 7707717518438.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7686872695441 + 661284481636 = 2772521^2 + 813194^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8348157177077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8348157177071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4174078588538 + 4174078588539.

It is an arithmetic number, because the mean of its divisors is an integer number (4174078588539).

Almost surely, 2^{8348157177077} is an apocalyptic number.

It is an amenable number.

8348157177077 is a deficient number, since it is larger than the sum of its proper divisors (1).

8348157177077 is an equidigital number, since it uses as much as digits as its factorization.

8348157177077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64538880, while the sum is 65.

The spelling of 8348157177077 in words is "eight trillion, three hundred forty-eight billion, one hundred fifty-seven million, one hundred seventy-seven thousand, seventy-seven".