55004040011 has 2 divisors, whose sum is σ = 55004040012. Its totient is φ = 55004040010.

The previous prime is 55004039983. The next prime is 55004040029. The reversal of 55004040011 is 11004040055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55004040011 - 2³⁰ = 53930298187 is a prime.

It is not a weakly prime, because it can be changed into another prime (55004060011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27502020005 + 27502020006.

It is an arithmetic number, because the mean of its divisors is an integer number (27502020006).

Almost surely, 2^55004040011 is an apocalyptic number.

55004040011 is a deficient number, since it is larger than the sum of its proper divisors (1).

55004040011 is an equidigital number, since it uses as much as digits as its factorization.

55004040011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 55004040011 its reverse (11004040055), we get a palindrome (66008080066).

The spelling of 55004040011 in words is "fifty-five billion, four million, forty thousand, eleven".