4451512852849 has 2 divisors, whose sum is σ = 4451512852850. Its totient is φ = 4451512852848.

The previous prime is 4451512852837. The next prime is 4451512852901. The reversal of 4451512852849 is 9482582151544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2990876242225 + 1460636610624 = 1729415^2 + 1208568^2 .

It is a cyclic number.

It is not a de Polignac number, because 4451512852849 - 2¹⁹ = 4451512328561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4451512852793 and 4451512852802.

It is not a weakly prime, because it can be changed into another prime (4451512852649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2225756426424 + 2225756426425.

It is an arithmetic number, because the mean of its divisors is an integer number (2225756426425).

Almost surely, 2^{4451512852849} is an apocalyptic number.

It is an amenable number.

4451512852849 is a deficient number, since it is larger than the sum of its proper divisors (1).

4451512852849 is an equidigital number, since it uses as much as digits as its factorization.

4451512852849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18432000, while the sum is 58.

The spelling of 4451512852849 in words is "four trillion, four hundred fifty-one billion, five hundred twelve million, eight hundred fifty-two thousand, eight hundred forty-nine".