549744799 has 2 divisors, whose sum is σ = 549744800. Its totient is φ = 549744798.

The previous prime is 549744791. The next prime is 549744817. The reversal of 549744799 is 997447945.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 549744799 - 2³ = 549744791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (549744791) 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, 274872399 + 274872400.

It is an arithmetic number, because the mean of its divisors is an integer number (274872400).

Almost surely, 2^549744799 is an apocalyptic number.

549744799 is a deficient number, since it is larger than the sum of its proper divisors (1).

549744799 is an equidigital number, since it uses as much as digits as its factorization.

549744799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11430720, while the sum is 58.

The square root of 549744799 is about 23446.6372642219. The cubic root of 549744799 is about 819.1945288094.

The spelling of 549744799 in words is "five hundred forty-nine million, seven hundred forty-four thousand, seven hundred ninety-nine".