4557722443 has 2 divisors, whose sum is σ = 4557722444. Its totient is φ = 4557722442.

The previous prime is 4557722441. The next prime is 4557722453. The reversal of 4557722443 is 3442277554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4557722443 - 2¹ = 4557722441 is a prime.

It is a super-3 number, since 3×4557722443³ (a number of 30 digits) contains 333 as substring.

Together with 4557722441, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4557722443.

It is not a weakly prime, because it can be changed into another prime (4557722441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2278861221 + 2278861222.

It is an arithmetic number, because the mean of its divisors is an integer number (2278861222).

Almost surely, 2^4557722443 is an apocalyptic number.

4557722443 is a deficient number, since it is larger than the sum of its proper divisors (1).

4557722443 is an equidigital number, since it uses as much as digits as its factorization.

4557722443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 940800, while the sum is 43.

The square root of 4557722443 is about 67510.9061041251. The cubic root of 4557722443 is about 1657.9927403848.

Adding to 4557722443 its reverse (3442277554), we get a palindrome (7999999997).

The spelling of 4557722443 in words is "four billion, five hundred fifty-seven million, seven hundred twenty-two thousand, four hundred forty-three".