94646664149 has 2 divisors, whose sum is σ = 94646664150. Its totient is φ = 94646664148.

The previous prime is 94646664083. The next prime is 94646664157. The reversal of 94646664149 is 94146664649.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86440116049 + 8206548100 = 294007^2 + 90590^2 .

It is a cyclic number.

It is not a de Polignac number, because 94646664149 - 2⁸ = 94646663893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94646664449) 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, 47323332074 + 47323332075.

It is an arithmetic number, because the mean of its divisors is an integer number (47323332075).

Almost surely, 2^94646664149 is an apocalyptic number.

It is an amenable number.

94646664149 is a deficient number, since it is larger than the sum of its proper divisors (1).

94646664149 is an equidigital number, since it uses as much as digits as its factorization.

94646664149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26873856, while the sum is 59.

The spelling of 94646664149 in words is "ninety-four billion, six hundred forty-six million, six hundred sixty-four thousand, one hundred forty-nine".