94336438891 has 2 divisors, whose sum is σ = 94336438892. Its totient is φ = 94336438890.

The previous prime is 94336438849. The next prime is 94336438901. The reversal of 94336438891 is 19883463349.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94336438891 is a prime.

It is not a weakly prime, because it can be changed into another prime (94336438841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47168219445 + 47168219446.

It is an arithmetic number, because the mean of its divisors is an integer number (47168219446).

Almost surely, 2^94336438891 is an apocalyptic number.

94336438891 is a deficient number, since it is larger than the sum of its proper divisors (1).

94336438891 is an equidigital number, since it uses as much as digits as its factorization.

94336438891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13436928, while the sum is 58.

The spelling of 94336438891 in words is "ninety-four billion, three hundred thirty-six million, four hundred thirty-eight thousand, eight hundred ninety-one".