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Is 54,000 megabytes as much as a Blu-ray Disc?

It's about one-and-one-tenth times as much as a Blu-ray Disc
The amount of a Blu-ray Disc is about 51,000 megabytes.
(a.k.a. BD) (dual-layer; Blu-ray disc)
A typical Blu-ray disc will hold 51,000 megabytes of data. The increase in capacity versus a standard DVD is possible because of the smaller wavelength of blue light — 405 nanometers instead of 650 nanometers for the red laser light used in a DVD.
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