550097856 has 336 divisors, whose sum is σ = 2003389440. Its totient is φ = 140175360.

The previous prime is 550097819. The next prime is 550097869. The reversal of 550097856 is 658790055.

550097856 is a `hidden beast` number, since 5 + 500 + 97 + 8 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3503730 + ... + 3503886.

Almost surely, 2^550097856 is an apocalyptic number.

550097856 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 550097856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1001694720).

550097856 is an abundant number, since it is smaller than the sum of its proper divisors (1453291584).

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

550097856 is a wasteful number, since it uses less digits than its factorization.

550097856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 45.

The square root of 550097856 is about 23454.1650032569. The cubic root of 550097856 is about 819.3698589326.

The spelling of 550097856 in words is "five hundred fifty million, ninety-seven thousand, eight hundred fifty-six".