Ezra 2:14 Kabbalah

בְּנֵ֣י בִגְוָ֔י אַלְפַּ֖יִם חֲמִשִּׁ֥ים וְשִׁשָּֽׁה׃ (ס)

The children of Bigvai, two thousand fifty and six.

Read kabbalistic (mystical) interpretation of Ezra 2:14: and classical mystical sources.