194315614667 has 2 divisors, whose sum is σ = 194315614668. Its totient is φ = 194315614666.

The previous prime is 194315614651. The next prime is 194315614699. The reversal of 194315614667 is 766416513491.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 194315614667 - 2⁴ = 194315614651 is a prime.

It is not a weakly prime, because it can be changed into another prime (194315614627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97157807333 + 97157807334.

It is an arithmetic number, because the mean of its divisors is an integer number (97157807334).

Almost surely, 2^194315614667 is an apocalyptic number.

194315614667 is a deficient number, since it is larger than the sum of its proper divisors (1).

194315614667 is an equidigital number, since it uses as much as digits as its factorization.

194315614667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 53.

The spelling of 194315614667 in words is "one hundred ninety-four billion, three hundred fifteen million, six hundred fourteen thousand, six hundred sixty-seven".