550620912 has 160 divisors (see below), whose sum is σ = 1571328000. Its totient is φ = 165473280.

The previous prime is 550620907. The next prime is 550620919. The reversal of 550620912 is 219026055.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 550620912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550620919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2882737 + ... + 2882927.

It is an arithmetic number, because the mean of its divisors is an integer number (9820800).

Almost surely, 2^550620912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550620912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (785664000).

550620912 is an abundant number, since it is smaller than the sum of its proper divisors (1020707088).

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

550620912 is a wasteful number, since it uses less digits than its factorization.

550620912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 550620912 is about 23465.3129533787. The cubic root of 550620912 is about 819.6294736853.

Adding to 550620912 its reverse (219026055), we get a palindrome (769646967).

It can be divided in two parts, 5506209 and 12, that added together give a triangular number (5506221 = T₃₃₁₈).

The spelling of 550620912 in words is "five hundred fifty million, six hundred twenty thousand, nine hundred twelve".