205655182585183 has 2 divisors, whose sum is σ = 205655182585184. Its totient is φ = 205655182585182.

The previous prime is 205655182585141. The next prime is 205655182585219. The reversal of 205655182585183 is 381585281556502.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 205655182585183 - 2³³ = 205646592650591 is a prime.

It is a super-2 number, since 2×205655182585183² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (205655182595183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102827591292591 + 102827591292592.

It is an arithmetic number, because the mean of its divisors is an integer number (102827591292592).

Almost surely, 2^{205655182585183} is an apocalyptic number.

205655182585183 is a deficient number, since it is larger than the sum of its proper divisors (1).

205655182585183 is an equidigital number, since it uses as much as digits as its factorization.

205655182585183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 115200000, while the sum is 64.

The spelling of 205655182585183 in words is "two hundred five trillion, six hundred fifty-five billion, one hundred eighty-two million, five hundred eighty-five thousand, one hundred eighty-three".