378671458211 has 2 divisors, whose sum is σ = 378671458212. Its totient is φ = 378671458210.

The previous prime is 378671458159. The next prime is 378671458213. The reversal of 378671458211 is 112854176873.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (112854176873) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-378671458211 is a prime.

Together with 378671458213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (378671458213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189335729105 + 189335729106.

It is an arithmetic number, because the mean of its divisors is an integer number (189335729106).

Almost surely, 2^378671458211 is an apocalyptic number.

378671458211 is a deficient number, since it is larger than the sum of its proper divisors (1).

378671458211 is an equidigital number, since it uses as much as digits as its factorization.

378671458211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2257920, while the sum is 53.

The spelling of 378671458211 in words is "three hundred seventy-eight billion, six hundred seventy-one million, four hundred fifty-eight thousand, two hundred eleven".