5549984969 has 2 divisors, whose sum is σ = 5549984970. Its totient is φ = 5549984968.

The previous prime is 5549984953. The next prime is 5549985029. The reversal of 5549984969 is 9694899455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5538336400 + 11648569 = 74420^2 + 3413^2 .

It is a cyclic number.

It is not a de Polignac number, because 5549984969 - 2⁴ = 5549984953 is a prime.

It is a super-2 number, since 2×5549984969² = 61604666312251861922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5549984899 and 5549984908.

It is not a weakly prime, because it can be changed into another prime (5549984369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2774992484 + 2774992485.

It is an arithmetic number, because the mean of its divisors is an integer number (2774992485).

Almost surely, 2^5549984969 is an apocalyptic number.

It is an amenable number.

5549984969 is a deficient number, since it is larger than the sum of its proper divisors (1).

5549984969 is an equidigital number, since it uses as much as digits as its factorization.

5549984969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 125971200, while the sum is 68.

The square root of 5549984969 is about 74498.2212472217. The cubic root of 5549984969 is about 1770.5054541853.

The spelling of 5549984969 in words is "five billion, five hundred forty-nine million, nine hundred eighty-four thousand, nine hundred sixty-nine".