184114614781991 has 2 divisors, whose sum is σ = 184114614781992. Its totient is φ = 184114614781990.

The previous prime is 184114614781967. The next prime is 184114614782011. The reversal of 184114614781991 is 199187416411481.

It is a strong prime.

It is an emirp because it is prime and its reverse (199187416411481) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-184114614781991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (184114614789991) 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, 92057307390995 + 92057307390996.

It is an arithmetic number, because the mean of its divisors is an integer number (92057307390996).

Almost surely, 2^{184114614781991} is an apocalyptic number.

184114614781991 is a deficient number, since it is larger than the sum of its proper divisors (1).

184114614781991 is an equidigital number, since it uses as much as digits as its factorization.

184114614781991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13934592, while the sum is 65.

The spelling of 184114614781991 in words is "one hundred eighty-four trillion, one hundred fourteen billion, six hundred fourteen million, seven hundred eighty-one thousand, nine hundred ninety-one".