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41664433609 is a prime number
BaseRepresentation
bin100110110011011001…
…001100110111001001
310222112122222112011201
4212303121030313021
51140312043333414
631050153224201
73003324561631
oct466331146711
9128478875151
1041664433609
1116740539707
1280a9402061
133c0cb58316
1420336756c1
15113cbb2574
hex9b364cdc9

41664433609 has 2 divisors, whose sum is σ = 41664433610. Its totient is φ = 41664433608.

The previous prime is 41664433549. The next prime is 41664433637. The reversal of 41664433609 is 90633446614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40094055225 + 1570378384 = 200235^2 + 39628^2 .

It is a cyclic number.

It is not a de Polignac number, because 41664433609 - 231 = 39516949961 is a prime.

It is not a weakly prime, because it can be changed into another prime (41664433649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20832216804 + 20832216805.

It is an arithmetic number, because the mean of its divisors is an integer number (20832216805).

Almost surely, 241664433609 is an apocalyptic number.

It is an amenable number.

41664433609 is a deficient number, since it is larger than the sum of its proper divisors (1).

41664433609 is an equidigital number, since it uses as much as digits as its factorization.

41664433609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 46.

The spelling of 41664433609 in words is "forty-one billion, six hundred sixty-four million, four hundred thirty-three thousand, six hundred nine".