550803996 has 96 divisors (see below), whose sum is σ = 1512492800. Its totient is φ = 172860480.

The previous prime is 550803991. The next prime is 550803997. The reversal of 550803996 is 699308055.

550803996 is a `hidden beast` number, since 550 + 8 + 0 + 3 + 9 + 96 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550803991) 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, 370671 + ... + 372153.

Almost surely, 2^550803996 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 550803996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (756246400).

550803996 is an abundant number, since it is smaller than the sum of its proper divisors (961688804).

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

550803996 is a wasteful number, since it uses less digits than its factorization.

550803996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696 (or 1688 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 550803996 is about 23469.2137916889. The cubic root of 550803996 is about 819.7203071489.

It can be divided in two parts, 550 and 803996, that added together give a triangular number (804546 = T₁₂₆₈).

The spelling of 550803996 in words is "five hundred fifty million, eight hundred three thousand, nine hundred ninety-six".