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BaseRepresentation
bin100100011000101101111111…
…1100011010111011110010101
31112222020010011221222220001012
41020301123333203113132111
5313422302020032041342
63052411555555542005
7124262221260255155
oct11061337743273625
91488203157886035
10320056660424597
1192a862a3a4a148
122ba9115bbba905
13109782a12b81c5
145906b79bc8765
15270061cb78b82
hex12316ff8d7795

320056660424597 has 2 divisors, whose sum is σ = 320056660424598. Its totient is φ = 320056660424596.

The previous prime is 320056660424569. The next prime is 320056660424651. The reversal of 320056660424597 is 795424066650023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 315005489579236 + 5051170845361 = 17748394^2 + 2247481^2 .

It is a cyclic number.

It is not a de Polignac number, because 320056660424597 - 214 = 320056660408213 is a prime.

It is a super-2 number, since 2×3200566604245972 (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320056660426597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160028330212298 + 160028330212299.

It is an arithmetic number, because the mean of its divisors is an integer number (160028330212299).

Almost surely, 2320056660424597 is an apocalyptic number.

It is an amenable number.

320056660424597 is a deficient number, since it is larger than the sum of its proper divisors (1).

320056660424597 is an equidigital number, since it uses as much as digits as its factorization.

320056660424597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65318400, while the sum is 59.

The spelling of 320056660424597 in words is "three hundred twenty trillion, fifty-six billion, six hundred sixty million, four hundred twenty-four thousand, five hundred ninety-seven".