94893196446721 has 2 divisors, whose sum is σ = 94893196446722. Its totient is φ = 94893196446720.

The previous prime is 94893196446709. The next prime is 94893196446743. The reversal of 94893196446721 is 12764469139849.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79538554196721 + 15354642250000 = 8918439^2 + 3918500^2 .

It is a cyclic number.

It is not a de Polignac number, because 94893196446721 - 2¹³ = 94893196438529 is a prime.

It is not a weakly prime, because it can be changed into another prime (94893196546721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47446598223360 + 47446598223361.

It is an arithmetic number, because the mean of its divisors is an integer number (47446598223361).

Almost surely, 2^{94893196446721} is an apocalyptic number.

It is an amenable number.

94893196446721 is a deficient number, since it is larger than the sum of its proper divisors (1).

94893196446721 is an equidigital number, since it uses as much as digits as its factorization.

94893196446721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564350976, while the sum is 73.

The spelling of 94893196446721 in words is "ninety-four trillion, eight hundred ninety-three billion, one hundred ninety-six million, four hundred forty-six thousand, seven hundred twenty-one".