894663184223 has 2 divisors, whose sum is σ = 894663184224. Its totient is φ = 894663184222.

The previous prime is 894663184157. The next prime is 894663184237. The reversal of 894663184223 is 322481366498.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-894663184223 is a prime.

It is a super-2 number, since 2×894663184223² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (894663184243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447331592111 + 447331592112.

It is an arithmetic number, because the mean of its divisors is an integer number (447331592112).

Almost surely, 2^894663184223 is an apocalyptic number.

894663184223 is a deficient number, since it is larger than the sum of its proper divisors (1).

894663184223 is an equidigital number, since it uses as much as digits as its factorization.

894663184223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11943936, while the sum is 56.

The spelling of 894663184223 in words is "eight hundred ninety-four billion, six hundred sixty-three million, one hundred eighty-four thousand, two hundred twenty-three".