2048577449 has 2 divisors, whose sum is σ = 2048577450. Its totient is φ = 2048577448.

The previous prime is 2048577439. The next prime is 2048577451. The reversal of 2048577449 is 9447758402.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1655269225 + 393308224 = 40685^2 + 19832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2048577449 is a prime.

Together with 2048577451, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2048577397 and 2048577406.

It is not a weakly prime, because it can be changed into another prime (2048577439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024288724 + 1024288725.

It is an arithmetic number, because the mean of its divisors is an integer number (1024288725).

Almost surely, 2^2048577449 is an apocalyptic number.

It is an amenable number.

2048577449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2048577449 is an equidigital number, since it uses as much as digits as its factorization.

2048577449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2257920, while the sum is 50.

The square root of 2048577449 is about 45261.2135166524. The cubic root of 2048577449 is about 1270.0401849355.

The spelling of 2048577449 in words is "two billion, forty-eight million, five hundred seventy-seven thousand, four hundred forty-nine".