5655040211 has 2 divisors, whose sum is σ = 5655040212. Its totient is φ = 5655040210.

The previous prime is 5655040207. The next prime is 5655040229. The reversal of 5655040211 is 1120405565.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5655040211 - 2² = 5655040207 is a prime.

It is not a weakly prime, because it can be changed into another prime (5655040231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827520105 + 2827520106.

It is an arithmetic number, because the mean of its divisors is an integer number (2827520106).

Almost surely, 2^5655040211 is an apocalyptic number.

5655040211 is a deficient number, since it is larger than the sum of its proper divisors (1).

5655040211 is an equidigital number, since it uses as much as digits as its factorization.

5655040211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 5655040211 is about 75200.0014029255. The cubic root of 5655040211 is about 1781.6069538111.

Adding to 5655040211 its reverse (1120405565), we get a palindrome (6775445776).

The spelling of 5655040211 in words is "five billion, six hundred fifty-five million, forty thousand, two hundred eleven".