55005606 has 24 divisors (see below), whose sum is σ = 122401344. Its totient is φ = 17839440.

The previous prime is 55005583. The next prime is 55005623. The reversal of 55005606 is 60650055.

55005606 is a `hidden beast` number, since 5 + 50 + 0 + 5 + 606 = 666.

55005606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 55005606.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 40630 + ... + 41961.

It is an arithmetic number, because the mean of its divisors is an integer number (5100056).

Almost surely, 2^55005606 is an apocalyptic number.

55005606 is an abundant number, since it is smaller than the sum of its proper divisors (67395738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55005606 is a wasteful number, since it uses less digits than its factorization.

55005606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82636 (or 82633 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 55005606 is about 7416.5764339080. The cubic root of 55005606 is about 380.3081664563.

It can be divided in two parts, 55005 and 606, that added together give a triangular number (55611 = T₃₃₃).

The spelling of 55005606 in words is "fifty-five million, five thousand, six hundred six".