188479617133 has 2 divisors, whose sum is σ = 188479617134. Its totient is φ = 188479617132.

The previous prime is 188479617127. The next prime is 188479617217. The reversal of 188479617133 is 331716974881.

188479617133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183833422564 + 4646194569 = 428758^2 + 68163^2 .

It is an emirp because it is prime and its reverse (331716974881) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 188479617133 - 2²⁹ = 187942746221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (188479615133) 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, 94239808566 + 94239808567.

It is an arithmetic number, because the mean of its divisors is an integer number (94239808567).

Almost surely, 2^188479617133 is an apocalyptic number.

It is an amenable number.

188479617133 is a deficient number, since it is larger than the sum of its proper divisors (1).

188479617133 is an equidigital number, since it uses as much as digits as its factorization.

188479617133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6096384, while the sum is 58.

The spelling of 188479617133 in words is "one hundred eighty-eight billion, four hundred seventy-nine million, six hundred seventeen thousand, one hundred thirty-three".