184988955197 has 2 divisors, whose sum is σ = 184988955198. Its totient is φ = 184988955196.

The previous prime is 184988955169. The next prime is 184988955211. The reversal of 184988955197 is 791559889481.

184988955197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126839973316 + 58148981881 = 356146^2 + 241141^2 .

It is an emirp because it is prime and its reverse (791559889481) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 184988955197 - 2¹² = 184988951101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (184988955157) 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, 92494477598 + 92494477599.

It is an arithmetic number, because the mean of its divisors is an integer number (92494477599).

Almost surely, 2^184988955197 is an apocalyptic number.

It is an amenable number.

184988955197 is a deficient number, since it is larger than the sum of its proper divisors (1).

184988955197 is an equidigital number, since it uses as much as digits as its factorization.

184988955197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 261273600, while the sum is 74.

The spelling of 184988955197 in words is "one hundred eighty-four billion, nine hundred eighty-eight million, nine hundred fifty-five thousand, one hundred ninety-seven".