6554552449 has 2 divisors, whose sum is σ = 6554552450. Its totient is φ = 6554552448.

The previous prime is 6554552441. The next prime is 6554552467. The reversal of 6554552449 is 9442554556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6061712449 + 492840000 = 77857^2 + 22200^2 .

It is a cyclic number.

It is not a de Polignac number, because 6554552449 - 2³ = 6554552441 is a prime.

It is not a weakly prime, because it can be changed into another prime (6554552441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3277276224 + 3277276225.

It is an arithmetic number, because the mean of its divisors is an integer number (3277276225).

Almost surely, 2^6554552449 is an apocalyptic number.

It is an amenable number.

6554552449 is a deficient number, since it is larger than the sum of its proper divisors (1).

6554552449 is an equidigital number, since it uses as much as digits as its factorization.

6554552449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320000, while the sum is 49.

The square root of 6554552449 is about 80960.1905197857. The cubic root of 6554552449 is about 1871.4620048933.

The spelling of 6554552449 in words is "six billion, five hundred fifty-four million, five hundred fifty-two thousand, four hundred forty-nine".