94678789193 has 2 divisors, whose sum is σ = 94678789194. Its totient is φ = 94678789192.

The previous prime is 94678789187. The next prime is 94678789207. The reversal of 94678789193 is 39198787649.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91768402489 + 2910386704 = 302933^2 + 53948^2 .

It is a cyclic number.

It is not a de Polignac number, because 94678789193 - 2⁸ = 94678788937 is a prime.

It is not a weakly prime, because it can be changed into another prime (94678785193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47339394596 + 47339394597.

It is an arithmetic number, because the mean of its divisors is an integer number (47339394597).

Almost surely, 2^94678789193 is an apocalyptic number.

It is an amenable number.

94678789193 is a deficient number, since it is larger than the sum of its proper divisors (1).

94678789193 is an equidigital number, since it uses as much as digits as its factorization.

94678789193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 164602368, while the sum is 71.

The spelling of 94678789193 in words is "ninety-four billion, six hundred seventy-eight million, seven hundred eighty-nine thousand, one hundred ninety-three".