550933983 has 6 divisors (see below), whose sum is σ = 795793544. Its totient is φ = 367289316.

The previous prime is 550933979. The next prime is 550933991. The reversal of 550933983 is 389339055.

550933983 is a `hidden beast` number, since 550 + 9 + 3 + 3 + 98 + 3 = 666.

It is not a de Polignac number, because 550933983 - 2² = 550933979 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 (550933963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30607435 + ... + 30607452.

Almost surely, 2^550933983 is an apocalyptic number.

550933983 is a deficient number, since it is larger than the sum of its proper divisors (244859561).

550933983 is a wasteful number, since it uses less digits than its factorization.

550933983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61214893 (or 61214890 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 45.

The square root of 550933983 is about 23471.9829371104. The cubic root of 550933983 is about 819.7847853804.

The spelling of 550933983 in words is "five hundred fifty million, nine hundred thirty-three thousand, nine hundred eighty-three".