550228711 has 4 divisors (see below), whose sum is σ = 550284112. Its totient is φ = 550173312.

The previous prime is 550228697. The next prime is 550228729. The reversal of 550228711 is 117822055.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 550228711 - 2⁷ = 550228583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550228741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8250 + ... + 34183.

It is an arithmetic number, because the mean of its divisors is an integer number (137571028).

Almost surely, 2^550228711 is an apocalyptic number.

550228711 is a deficient number, since it is larger than the sum of its proper divisors (55401).

550228711 is a wasteful number, since it uses less digits than its factorization.

550228711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55400.

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 550228711 is about 23456.9544272056. The cubic root of 550228711 is about 819.4348232181.

The spelling of 550228711 in words is "five hundred fifty million, two hundred twenty-eight thousand, seven hundred eleven".