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553325200000 = 27553144623
BaseRepresentation
bin10000000110101001100…
…00001000001010000000
31221220020011222112201221
420003110300020022000
533031202222400000
61102105531204424
754655625411626
oct10032460101200
91856204875657
10553325200000
111a3733717521
128b2a35a6714
1340241a84061
141cad140d516
15e5d73a761a
hex80d4c08280

553325200000 has 192 divisors, whose sum is σ = 1422298967040. Its totient is φ = 214185600000.

The previous prime is 553325199943. The next prime is 553325200003. The reversal of 553325200000 is 2523355.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (553325200003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12377689 + ... + 12422311.

It is an arithmetic number, because the mean of its divisors is an integer number (7407807120).

Almost surely, 2553325200000 is an apocalyptic number.

553325200000 is a gapful number since it is divisible by the number (50) 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 553325200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711149483520).

553325200000 is an abundant number, since it is smaller than the sum of its proper divisors (868973767040).

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

553325200000 is an frugal number, since it uses more digits than its factorization.

553325200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44693 (or 44661 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 25.

Adding to 553325200000 its reverse (2523355), we get a palindrome (553327723355).

The spelling of 553325200000 in words is "five hundred fifty-three billion, three hundred twenty-five million, two hundred thousand".