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10166166611 is a prime number
BaseRepresentation
bin10010111011111001…
…10110010001010011
3222020111102202212022
421131330312101103
5131310014312421
64400440122055
7506632663466
oct113574662123
928214382768
1010166166611
114347599497
121b7876632b
13c60259a03
146c62592dd
153e77827ab
hex25df36453

10166166611 has 2 divisors, whose sum is σ = 10166166612. Its totient is φ = 10166166610.

The previous prime is 10166166557. The next prime is 10166166613. The reversal of 10166166611 is 11666166101.

It is a strong prime.

It is an emirp because it is prime and its reverse (11666166101) is a distict prime. It is also a bemirp because it and its reverse can be mirrored producing other two distinct primes, 11999199101 and 10199199911.

It is a cyclic number.

It is not a de Polignac number, because 10166166611 - 222 = 10161972307 is a prime.

It is a super-2 number, since 2×101661666112 (a number of 21 digits) contains 22 as substring.

Together with 10166166613, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10166166613) 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, 5083083305 + 5083083306.

It is an arithmetic number, because the mean of its divisors is an integer number (5083083306).

Almost surely, 210166166611 is an apocalyptic number.

10166166611 is a deficient number, since it is larger than the sum of its proper divisors (1).

10166166611 is an equidigital number, since it uses as much as digits as its factorization.

10166166611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 10166166611 in words is "ten billion, one hundred sixty-six million, one hundred sixty-six thousand, six hundred eleven".