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552620880000 = 273554731131
BaseRepresentation
bin10000000101010101100…
…01010111000010000000
31221211102002200101100000
420002222301113002000
533023231421130000
61101512011200000
754632313655560
oct10025261270200
91854362611300
10552620880000
111a3402097482
128b127746000
134015bb91567
141ca65a6cda0
15e595630000
hex80aac57080

552620880000 has 1920 divisors, whose sum is σ = 2449663856640. Its totient is φ = 121305600000.

The previous prime is 552620879981. The next prime is 552620880001. The reversal of 552620880000 is 88026255.

552620880000 is a `hidden beast` number, since 552 + 6 + 20 + 8 + 80 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1920).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (552620880001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 4218479935 + ... + 4218480065.

It is an arithmetic number, because the mean of its divisors is an integer number (1275866592).

Almost surely, 2552620880000 is an apocalyptic number.

552620880000 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 552620880000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1224831928320).

552620880000 is an abundant number, since it is smaller than the sum of its proper divisors (1897042976640).

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

552620880000 is an equidigital number, since it uses as much as digits as its factorization.

552620880000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The spelling of 552620880000 in words is "five hundred fifty-two billion, six hundred twenty million, eight hundred eighty thousand".