55675559 has 2 divisors, whose sum is σ = 55675560. Its totient is φ = 55675558.

The previous prime is 55675553. The next prime is 55675591. The reversal of 55675559 is 95557655.

It is a happy number.

55675559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55675559 - 2⁸ = 55675303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55675553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27837779 + 27837780.

It is an arithmetic number, because the mean of its divisors is an integer number (27837780).

Almost surely, 2^55675559 is an apocalyptic number.

55675559 is a deficient number, since it is larger than the sum of its proper divisors (1).

55675559 is an equidigital number, since it uses as much as digits as its factorization.

55675559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1181250, while the sum is 47.

The square root of 55675559 is about 7461.6056583017. The cubic root of 55675559 is about 381.8459559075.

The spelling of 55675559 in words is "fifty-five million, six hundred seventy-five thousand, five hundred fifty-nine".