55555606 has 8 divisors (see below), whose sum is σ = 83385360. Its totient is φ = 27760488.

The previous prime is 55555579. The next prime is 55555631. The reversal of 55555606 is 60655555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4186 + ... + 11341.

It is an arithmetic number, because the mean of its divisors is an integer number (10423170).

Almost surely, 2^55555606 is an apocalyptic number.

55555606 is a deficient number, since it is larger than the sum of its proper divisors (27829754).

55555606 is a wasteful number, since it uses less digits than its factorization.

55555606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17318.

The product of its (nonzero) digits is 112500, while the sum is 37.

The square root of 55555606 is about 7453.5633089147. The cubic root of 55555606 is about 381.5715296734.

The spelling of 55555606 in words is "fifty-five million, five hundred fifty-five thousand, six hundred six".