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27325537321 is a prime number
BaseRepresentation
bin11001011100101110…
…101001110000101001
32121112100211010021211
4121130232221300221
5421430314143241
620315253033121
71655103143365
oct313456516051
977470733254
1027325537321
111065260a6a5
1253673257a1
1327662802c4
1414731822a5
15a9de3a781
hex65cba9c29

27325537321 has 2 divisors, whose sum is σ = 27325537322. Its totient is φ = 27325537320.

The previous prime is 27325537289. The next prime is 27325537331. The reversal of 27325537321 is 12373552372.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26528265625 + 797271696 = 162875^2 + 28236^2 .

It is a cyclic number.

It is not a de Polignac number, because 27325537321 - 25 = 27325537289 is a prime.

It is not a weakly prime, because it can be changed into another prime (27325537331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13662768660 + 13662768661.

It is an arithmetic number, because the mean of its divisors is an integer number (13662768661).

Almost surely, 227325537321 is an apocalyptic number.

It is an amenable number.

27325537321 is a deficient number, since it is larger than the sum of its proper divisors (1).

27325537321 is an equidigital number, since it uses as much as digits as its factorization.

27325537321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 40.

The spelling of 27325537321 in words is "twenty-seven billion, three hundred twenty-five million, five hundred thirty-seven thousand, three hundred twenty-one".