194476452613 has 2 divisors, whose sum is σ = 194476452614. Its totient is φ = 194476452612.

The previous prime is 194476452553. The next prime is 194476452619. The reversal of 194476452613 is 316254674491.

194476452613 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., 179215062244 + 15261390369 = 423338^2 + 123537^2 .

It is a cyclic number.

It is not a de Polignac number, because 194476452613 - 2⁹ = 194476452101 is a prime.

It is a super-3 number, since 3×194476452613³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194476452619) 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, 97238226306 + 97238226307.

It is an arithmetic number, because the mean of its divisors is an integer number (97238226307).

Almost surely, 2^194476452613 is an apocalyptic number.

It is an amenable number.

194476452613 is a deficient number, since it is larger than the sum of its proper divisors (1).

194476452613 is an equidigital number, since it uses as much as digits as its factorization.

194476452613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 52.

The spelling of 194476452613 in words is "one hundred ninety-four billion, four hundred seventy-six million, four hundred fifty-two thousand, six hundred thirteen".