550289376 has 240 divisors, whose sum is σ = 1992713184. Its totient is φ = 145069056.

The previous prime is 550289353. The next prime is 550289437. The reversal of 550289376 is 673982055.

It is a happy number.

550289376 is a `hidden beast` number, since 550 + 2 + 8 + 93 + 7 + 6 = 666.

550289376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 234706 + ... + 237038.

Almost surely, 2^550289376 is an apocalyptic number.

550289376 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550289376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (996356592).

550289376 is an abundant number, since it is smaller than the sum of its proper divisors (1442423808).

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

550289376 is a wasteful number, since it uses less digits than its factorization.

550289376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375 (or 2358 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 550289376 is about 23458.2475048756. The cubic root of 550289376 is about 819.4649374753.

The spelling of 550289376 in words is "five hundred fifty million, two hundred eighty-nine thousand, three hundred seventy-six".