55010609 has 6 divisors (see below), whose sum is σ = 55304550. Its totient is φ = 54718176.

The previous prime is 55010591. The next prime is 55010611. The reversal of 55010609 is 90601055.

55010609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 45859984 + 9150625 = 6772^2 + 3025^2 .

It is not a de Polignac number, because 55010609 - 2¹² = 55006513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55010629) 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 in 5 ways as a sum of consecutive naturals, for example, 51917 + ... + 52965.

It is an arithmetic number, because the mean of its divisors is an integer number (9217425).

Almost surely, 2^55010609 is an apocalyptic number.

It is an amenable number.

55010609 is a deficient number, since it is larger than the sum of its proper divisors (293941).

55010609 is an equidigital number, since it uses as much as digits as its factorization.

55010609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507 (or 1278 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 55010609 is about 7416.9137112414. The cubic root of 55010609 is about 380.3196963360.

The spelling of 55010609 in words is "fifty-five million, ten thousand, six hundred nine".