550504769 has 2 divisors, whose sum is σ = 550504770. Its totient is φ = 550504768.

The previous prime is 550504733. The next prime is 550504807. The reversal of 550504769 is 967405055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 529920400 + 20584369 = 23020^2 + 4537^2 .

It is a cyclic number.

It is not a de Polignac number, because 550504769 - 2¹² = 550500673 is a prime.

It is a super-2 number, since 2×550504769² = 606111001383486722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (550504729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275252384 + 275252385.

It is an arithmetic number, because the mean of its divisors is an integer number (275252385).

Almost surely, 2^550504769 is an apocalyptic number.

It is an amenable number.

550504769 is a deficient number, since it is larger than the sum of its proper divisors (1).

550504769 is an equidigital number, since it uses as much as digits as its factorization.

550504769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189000, while the sum is 41.

The square root of 550504769 is about 23462.8380423170. The cubic root of 550504769 is about 819.5718412212.

The spelling of 550504769 in words is "five hundred fifty million, five hundred four thousand, seven hundred sixty-nine".