378285183667 has 2 divisors, whose sum is σ = 378285183668. Its totient is φ = 378285183666.

The previous prime is 378285183607. The next prime is 378285183737. The reversal of 378285183667 is 766381582873.

It is a weak prime.

It is an emirp because it is prime and its reverse (766381582873) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-378285183667 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 378285183599 and 378285183608.

It is not a weakly prime, because it can be changed into another prime (378285183607) 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, 189142591833 + 189142591834.

It is an arithmetic number, because the mean of its divisors is an integer number (189142591834).

Almost surely, 2^378285183667 is an apocalyptic number.

378285183667 is a deficient number, since it is larger than the sum of its proper divisors (1).

378285183667 is an equidigital number, since it uses as much as digits as its factorization.

378285183667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81285120, while the sum is 64.

The spelling of 378285183667 in words is "three hundred seventy-eight billion, two hundred eighty-five million, one hundred eighty-three thousand, six hundred sixty-seven".