4356418849 has 2 divisors, whose sum is σ = 4356418850. Its totient is φ = 4356418848.

The previous prime is 4356418789. The next prime is 4356418853. The reversal of 4356418849 is 9488146534.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2679925824 + 1676493025 = 51768^2 + 40945^2 .

It is a cyclic number.

It is not a de Polignac number, because 4356418849 - 2⁷ = 4356418721 is a prime.

It is a super-3 number, since 3×4356418849³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4356418796 and 4356418805.

It is not a weakly prime, because it can be changed into another prime (4356428849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2178209424 + 2178209425.

It is an arithmetic number, because the mean of its divisors is an integer number (2178209425).

Almost surely, 2^4356418849 is an apocalyptic number.

It is an amenable number.

4356418849 is a deficient number, since it is larger than the sum of its proper divisors (1).

4356418849 is an equidigital number, since it uses as much as digits as its factorization.

4356418849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3317760, while the sum is 52.

The square root of 4356418849 is about 66003.1730222116. The cubic root of 4356418849 is about 1633.2144340447.

The spelling of 4356418849 in words is "four billion, three hundred fifty-six million, four hundred eighteen thousand, eight hundred forty-nine".