Octophobia Fear of the number 8.
Octophobia Fear of number 8
Ogdokontaheptaphobia Fear of number 87
Oudenophobia Fear of number 0
Pentakosioipentekontahenophobia Fear of number 551
Pentaphobia Fear of number 5
Pentekontoctophobia Fear of number 58
Piphobia Fear of pi
Quadraphobia Fear of the number four.
Quadricentumphobia Fear of 400 .
Quincentumphobia Fear of 500 .
Quintaphobia Fear of the number five.
Septicentumphobia Fear of 700 .
Sexticentumphobia Fear of 600 .
Tessarakontadyophobia Fear of number 42
Tessarakontaheptaphobia Fear of number 47
Tetrakosioeikosiphobia Fear of number 420
Tetraphobia Fear of number 4
Triakontenneaphobia Fear of number 39
Triakosioitriakontatriophobia Fear of number 333
Tricentumphobia Fear of 300 .
Triskaidekaphobia Fear of the number 13.
Triskaphobia Fear of number 3
Vigintiduphobia Fear of 22 .
Vigintiphobia Fear of 20 .
Vigintiunusphobia Fear of 21 .