4579899209 has 2 divisors, whose sum is σ = 4579899210. Its totient is φ = 4579899208.

The previous prime is 4579899157. The next prime is 4579899241. The reversal of 4579899209 is 9029989754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4519603984 + 60295225 = 67228^2 + 7765^2 .

It is a cyclic number.

It is not a de Polignac number, because 4579899209 - 2¹⁶ = 4579833673 is a prime.

It is not a weakly prime, because it can be changed into another prime (4579899299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2289949604 + 2289949605.

It is an arithmetic number, because the mean of its divisors is an integer number (2289949605).

Almost surely, 2^4579899209 is an apocalyptic number.

It is an amenable number.

4579899209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4579899209 is an equidigital number, since it uses as much as digits as its factorization.

4579899209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14696640, while the sum is 62.

The square root of 4579899209 is about 67674.9525969542. The cubic root of 4579899209 is about 1660.6775200443.

The spelling of 4579899209 in words is "four billion, five hundred seventy-nine million, eight hundred ninety-nine thousand, two hundred nine".