4867518449 has 2 divisors, whose sum is σ = 4867518450. Its totient is φ = 4867518448.

The previous prime is 4867518437. The next prime is 4867518473. The reversal of 4867518449 is 9448157684.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4731376225 + 136142224 = 68785^2 + 11668^2 .

It is a cyclic number.

It is not a de Polignac number, because 4867518449 - 2⁴ = 4867518433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4867518394 and 4867518403.

It is not a weakly prime, because it can be changed into another prime (4867518419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2433759224 + 2433759225.

It is an arithmetic number, because the mean of its divisors is an integer number (2433759225).

Almost surely, 2^4867518449 is an apocalyptic number.

It is an amenable number.

4867518449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4867518449 is an equidigital number, since it uses as much as digits as its factorization.

4867518449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7741440, while the sum is 56.

The square root of 4867518449 is about 69767.6031478795. The cubic root of 4867518449 is about 1694.7378749611.

The spelling of 4867518449 in words is "four billion, eight hundred sixty-seven million, five hundred eighteen thousand, four hundred forty-nine".