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totitive
totitive n. 
/ˈtɒtɪtɪv/ [irregularly < Latin tot + -itive in such words as primitive, unitive] any one of such numbers in relation to the given number.
/ˈtɒtɪtɪv/ [irregularly < Latin tot + -itive in such words as primitive, unitive] any one of such numbers in relation to the given number.ΘΚΠ
the world > relative properties > number > mathematical number or quantity > [noun] > particular qualities > totative or totient
totitive1879
totient1883
indicator1919
1879 J. J. Sylvester Coll. Math. Papers (1909) III. 337 Understanding by the ‘totitives’ of k the numbers less than k and prime to it, these totitives may be arranged in (among others) the natural groups hereunder written.
1891 Athenæum 21 Mar. 383/1 ‘Some Theorems concerning Groups of Totitives of n’, by Prof. L. Tanner.
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