4644465643 has 2 divisors, whose sum is σ = 4644465644. Its totient is φ = 4644465642.

The previous prime is 4644465629. The next prime is 4644465653. The reversal of 4644465643 is 3465644464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4644465643 - 2¹⁷ = 4644334571 is a prime.

It is a super-2 number, since 2×4644465643² = 43142122218014806898, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4644465593 and 4644465602.

It is not a weakly prime, because it can be changed into another prime (4644465653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322232821 + 2322232822.

It is an arithmetic number, because the mean of its divisors is an integer number (2322232822).

Almost surely, 2^4644465643 is an apocalyptic number.

4644465643 is a deficient number, since it is larger than the sum of its proper divisors (1).

4644465643 is an equidigital number, since it uses as much as digits as its factorization.

4644465643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3317760, while the sum is 46.

The square root of 4644465643 is about 68150.3165289788. The cubic root of 4644465643 is about 1668.4450899226.

The spelling of 4644465643 in words is "four billion, six hundred forty-four million, four hundred sixty-five thousand, six hundred forty-three".