550249568 has 24 divisors (see below), whose sum is σ = 1181786760. Its totient is φ = 250113280.

The previous prime is 550249559. The next prime is 550249571. The reversal of 550249568 is 865942055.

It is a super-3 number, since 3×550249568³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 781253 + ... + 781956.

It is an arithmetic number, because the mean of its divisors is an integer number (49241115).

Almost surely, 2^550249568 is an apocalyptic number.

It is an amenable number.

550249568 is an abundant number, since it is smaller than the sum of its proper divisors (631537192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550249568 is a wasteful number, since it uses less digits than its factorization.

550249568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563230 (or 1563222 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 44.

The square root of 550249568 is about 23457.3990032996. The cubic root of 550249568 is about 819.4451769345.

The spelling of 550249568 in words is "five hundred fifty million, two hundred forty-nine thousand, five hundred sixty-eight".