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128633425450067 is a prime number
BaseRepresentation
bin11101001111110111001101…
…101000010101010001010011
3121212110020100120220021210002
4131033313031220111101103
5113330012223403400232
61133325214014400215
736044313124533236
oct3517671550252123
9555406316807702
10128633425450067
1137a9414722233a
1212516029b0006b
1356a110690a245
1423a9c68d1141d
15ed10b5b45b62
hex74fdcda15453

128633425450067 has 2 divisors, whose sum is σ = 128633425450068. Its totient is φ = 128633425450066.

The previous prime is 128633425450021. The next prime is 128633425450139. The reversal of 128633425450067 is 760054524336821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 128633425450067 - 234 = 128616245580883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 128633425449994 and 128633425450021.

It is not a weakly prime, because it can be changed into another prime (128623425450067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64316712725033 + 64316712725034.

It is an arithmetic number, because the mean of its divisors is an integer number (64316712725034).

Almost surely, 2128633425450067 is an apocalyptic number.

128633425450067 is a deficient number, since it is larger than the sum of its proper divisors (1).

128633425450067 is an equidigital number, since it uses as much as digits as its factorization.

128633425450067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29030400, while the sum is 56.

Adding to 128633425450067 its reverse (760054524336821), we get a palindrome (888687949786888).

The spelling of 128633425450067 in words is "one hundred twenty-eight trillion, six hundred thirty-three billion, four hundred twenty-five million, four hundred fifty thousand, sixty-seven".