24828228449 has 2 divisors, whose sum is σ = 24828228450. Its totient is φ = 24828228448.

The previous prime is 24828228407. The next prime is 24828228521. The reversal of 24828228449 is 94482282842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24792706849 + 35521600 = 157457^2 + 5960^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24828228449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24828228449.

It is not a weakly prime, because it can be changed into another prime (24828258449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12414114224 + 12414114225.

It is an arithmetic number, because the mean of its divisors is an integer number (12414114225).

Almost surely, 2^24828228449 is an apocalyptic number.

It is an amenable number.

24828228449 is a deficient number, since it is larger than the sum of its proper divisors (1).

24828228449 is an equidigital number, since it uses as much as digits as its factorization.

24828228449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4718592, while the sum is 53.

The spelling of 24828228449 in words is "twenty-four billion, eight hundred twenty-eight million, two hundred twenty-eight thousand, four hundred forty-nine".