4644162563 has 2 divisors, whose sum is σ = 4644162564. Its totient is φ = 4644162562.

The previous prime is 4644162547. The next prime is 4644162569. The reversal of 4644162563 is 3652614464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4644162563 - 2⁴ = 4644162547 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4644162563.

It is not a weakly prime, because it can be changed into another prime (4644162569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322081281 + 2322081282.

It is an arithmetic number, because the mean of its divisors is an integer number (2322081282).

Almost surely, 2^4644162563 is an apocalyptic number.

4644162563 is a deficient number, since it is larger than the sum of its proper divisors (1).

4644162563 is an equidigital number, since it uses as much as digits as its factorization.

4644162563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 41.

The square root of 4644162563 is about 68148.0928786712. The cubic root of 4644162563 is about 1668.4087970257.

The spelling of 4644162563 in words is "four billion, six hundred forty-four million, one hundred sixty-two thousand, five hundred sixty-three".