378071366671 has 2 divisors, whose sum is σ = 378071366672. Its totient is φ = 378071366670.

The previous prime is 378071366653. The next prime is 378071366693. The reversal of 378071366671 is 176663170873.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 378071366671 - 2²⁹ = 377534495759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (378071366611) 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, 189035683335 + 189035683336.

It is an arithmetic number, because the mean of its divisors is an integer number (189035683336).

Almost surely, 2^378071366671 is an apocalyptic number.

378071366671 is a deficient number, since it is larger than the sum of its proper divisors (1).

378071366671 is an equidigital number, since it uses as much as digits as its factorization.

378071366671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5334336, while the sum is 55.

The spelling of 378071366671 in words is "three hundred seventy-eight billion, seventy-one million, three hundred sixty-six thousand, six hundred seventy-one".