4442520163 has 2 divisors, whose sum is σ = 4442520164. Its totient is φ = 4442520162.

The previous prime is 4442520161. The next prime is 4442520211. The reversal of 4442520163 is 3610252444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4442520163 - 2¹ = 4442520161 is a prime.

Together with 4442520161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4442520161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2221260081 + 2221260082.

It is an arithmetic number, because the mean of its divisors is an integer number (2221260082).

Almost surely, 2^4442520163 is an apocalyptic number.

4442520163 is a deficient number, since it is larger than the sum of its proper divisors (1).

4442520163 is an equidigital number, since it uses as much as digits as its factorization.

4442520163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 4442520163 is about 66652.2329933514. The cubic root of 4442520163 is about 1643.9040643270.

The spelling of 4442520163 in words is "four billion, four hundred forty-two million, five hundred twenty thousand, one hundred sixty-three".