6547056449 has 2 divisors, whose sum is σ = 6547056450. Its totient is φ = 6547056448.

The previous prime is 6547056413. The next prime is 6547056479. The reversal of 6547056449 is 9446507456.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6535105600 + 11950849 = 80840^2 + 3457^2 .

It is a cyclic number.

It is not a de Polignac number, because 6547056449 - 2⁸ = 6547056193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6547056397 and 6547056406.

It is not a weakly prime, because it can be changed into another prime (6547056479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3273528224 + 3273528225.

It is an arithmetic number, because the mean of its divisors is an integer number (3273528225).

Almost surely, 2^6547056449 is an apocalyptic number.

It is an amenable number.

6547056449 is a deficient number, since it is larger than the sum of its proper divisors (1).

6547056449 is an equidigital number, since it uses as much as digits as its factorization.

6547056449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The square root of 6547056449 is about 80913.8829188168. The cubic root of 6547056449 is about 1870.7483110900.

The spelling of 6547056449 in words is "six billion, five hundred forty-seven million, fifty-six thousand, four hundred forty-nine".