4340381663 has 2 divisors, whose sum is σ = 4340381664. Its totient is φ = 4340381662.

The previous prime is 4340381653. The next prime is 4340381671. The reversal of 4340381663 is 3661830434.

4340381663 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4340381663 - 2⁸ = 4340381407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4340381623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2170190831 + 2170190832.

It is an arithmetic number, because the mean of its divisors is an integer number (2170190832).

Almost surely, 2^4340381663 is an apocalyptic number.

4340381663 is a deficient number, since it is larger than the sum of its proper divisors (1).

4340381663 is an equidigital number, since it uses as much as digits as its factorization.

4340381663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 4340381663 is about 65881.5730155254. The cubic root of 4340381663 is about 1631.2078646838.

The spelling of 4340381663 in words is "four billion, three hundred forty million, three hundred eighty-one thousand, six hundred sixty-three".