347875378049 has 2 divisors, whose sum is σ = 347875378050. Its totient is φ = 347875378048.

The previous prime is 347875378033. The next prime is 347875378117. The reversal of 347875378049 is 940873578743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 343944715024 + 3930663025 = 586468^2 + 62695^2 .

It is a cyclic number.

It is not a de Polignac number, because 347875378049 - 2⁴ = 347875378033 is a prime.

It is not a weakly prime, because it can be changed into another prime (347875378009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173937689024 + 173937689025.

It is an arithmetic number, because the mean of its divisors is an integer number (173937689025).

Almost surely, 2^347875378049 is an apocalyptic number.

It is an amenable number.

347875378049 is a deficient number, since it is larger than the sum of its proper divisors (1).

347875378049 is an equidigital number, since it uses as much as digits as its factorization.

347875378049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 142248960, while the sum is 65.

The spelling of 347875378049 in words is "three hundred forty-seven billion, eight hundred seventy-five million, three hundred seventy-eight thousand, forty-nine".