55589011 has 2 divisors, whose sum is σ = 55589012. Its totient is φ = 55589010.

The previous prime is 55588993. The next prime is 55589129. The reversal of 55589011 is 11098555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55589011 - 2⁵ = 55588979 is a prime.

It is a super-3 number, since 3×55589011³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (55580011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27794505 + 27794506.

It is an arithmetic number, because the mean of its divisors is an integer number (27794506).

Almost surely, 2^55589011 is an apocalyptic number.

55589011 is a deficient number, since it is larger than the sum of its proper divisors (1).

55589011 is an equidigital number, since it uses as much as digits as its factorization.

55589011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 34.

The square root of 55589011 is about 7455.8038466687. The cubic root of 55589011 is about 381.6479926622.

The spelling of 55589011 in words is "fifty-five million, five hundred eighty-nine thousand, eleven".