550273811 has 8 divisors (see below), whose sum is σ = 569754480. Its totient is φ = 530826912.

The previous prime is 550273793. The next prime is 550273813. The reversal of 550273811 is 118372055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550273811 - 2¹⁴ = 550257427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550273813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27356 + ... + 42998.

It is an arithmetic number, because the mean of its divisors is an integer number (71219310).

Almost surely, 2^550273811 is an apocalyptic number.

550273811 is a deficient number, since it is larger than the sum of its proper divisors (19480669).

550273811 is a wasteful number, since it uses less digits than its factorization.

550273811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16885.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 550273811 is about 23457.9157428788. The cubic root of 550273811 is about 819.4572111816.

The spelling of 550273811 in words is "five hundred fifty million, two hundred seventy-three thousand, eight hundred eleven".