549769079 has 2 divisors, whose sum is σ = 549769080. Its totient is φ = 549769078.

The previous prime is 549769067. The next prime is 549769091. The reversal of 549769079 is 970967945.

It is a balanced prime because it is at equal distance from previous prime (549769067) and next prime (549769091).

It is a cyclic number.

It is not a de Polignac number, because 549769079 - 2⁴ = 549769063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (549769039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274884539 + 274884540.

It is an arithmetic number, because the mean of its divisors is an integer number (274884540).

Almost surely, 2^549769079 is an apocalyptic number.

549769079 is a deficient number, since it is larger than the sum of its proper divisors (1).

549769079 is an equidigital number, since it uses as much as digits as its factorization.

549769079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4286520, while the sum is 56.

The square root of 549769079 is about 23447.1550299818. The cubic root of 549769079 is about 819.2065887994.

The spelling of 549769079 in words is "five hundred forty-nine million, seven hundred sixty-nine thousand, seventy-nine".