4555667989 has 2 divisors, whose sum is σ = 4555667990. Its totient is φ = 4555667988.

The previous prime is 4555667969. The next prime is 4555667999. The reversal of 4555667989 is 9897665554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4407632100 + 148035889 = 66390^2 + 12167^2 .

It is a cyclic number.

It is not a de Polignac number, because 4555667989 - 2¹⁵ = 4555635221 is a prime.

It is a super-2 number, since 2×4555667989² = 41508221651998608242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4555667989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4555667969) 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, 2277833994 + 2277833995.

It is an arithmetic number, because the mean of its divisors is an integer number (2277833995).

Almost surely, 2^4555667989 is an apocalyptic number.

It is an amenable number.

4555667989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4555667989 is an equidigital number, since it uses as much as digits as its factorization.

4555667989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648000, while the sum is 64.

The square root of 4555667989 is about 67495.6886697217. The cubic root of 4555667989 is about 1657.7435821854.

The spelling of 4555667989 in words is "four billion, five hundred fifty-five million, six hundred sixty-seven thousand, nine hundred eighty-nine".