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550213105120 = 2557319527671
BaseRepresentation
bin10000000000110110100…
…00011011010111100000
31221121012022000202010121
420000123100123113200
533003314023330440
61100433040210024
754515536141000
oct10003320332740
91847168022117
10550213105120
111a2386a54588
128a775309914
133cb670b2ab3
141c8b7d88000
15e4a407034a
hex801b41b5e0

550213105120 has 192 divisors, whose sum is σ = 1595680128000. Its totient is φ = 178715496960.

The previous prime is 550213105103. The next prime is 550213105151. The reversal of 550213105120 is 21501312055.

It is a super-2 number, since 2×5502131051202 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 778885 + ... + 1306555.

It is an arithmetic number, because the mean of its divisors is an integer number (8310834000).

Almost surely, 2550213105120 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 550213105120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (797840064000).

550213105120 is an abundant number, since it is smaller than the sum of its proper divisors (1045467022880).

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

550213105120 is a wasteful number, since it uses less digits than its factorization.

550213105120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527726 (or 527704 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 550213105120 its reverse (21501312055), we get a palindrome (571714417175).

The spelling of 550213105120 in words is "five hundred fifty billion, two hundred thirteen million, one hundred five thousand, one hundred twenty".