4316489993 has 2 divisors, whose sum is σ = 4316489994. Its totient is φ = 4316489992.

The previous prime is 4316489981. The next prime is 4316490029. The reversal of 4316489993 is 3999846134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2217750649 + 2098739344 = 47093^2 + 45812^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4316489993 is a prime.

It is not a weakly prime, because it can be changed into another prime (4316489953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2158244996 + 2158244997.

It is an arithmetic number, because the mean of its divisors is an integer number (2158244997).

Almost surely, 2^4316489993 is an apocalyptic number.

It is an amenable number.

4316489993 is a deficient number, since it is larger than the sum of its proper divisors (1).

4316489993 is an equidigital number, since it uses as much as digits as its factorization.

4316489993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5038848, while the sum is 56.

The square root of 4316489993 is about 65699.9999467275. Note that the first 4 decimals coincide. The cubic root of 4316489993 is about 1628.2093566975.

The spelling of 4316489993 in words is "four billion, three hundred sixteen million, four hundred eighty-nine thousand, nine hundred ninety-three".