55055606 has 8 divisors (see below), whose sum is σ = 86174064. Its totient is φ = 26330920.

The previous prime is 55055603. The next prime is 55055617. The reversal of 55055606 is 60655055.

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

It is a super-2 number, since 2×55055606² = 6062239504054472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55055603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598385 + ... + 598476.

It is an arithmetic number, because the mean of its divisors is an integer number (10771758).

Almost surely, 2^55055606 is an apocalyptic number.

55055606 is a deficient number, since it is larger than the sum of its proper divisors (31118458).

55055606 is a wasteful number, since it uses less digits than its factorization.

55055606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196886.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 55055606 is about 7419.9464957640. The cubic root of 55055606 is about 380.4233647118.

It can be divided in two parts, 5505 and 5606, that added together give a palindrome (11111).

The spelling of 55055606 in words is "fifty-five million, fifty-five thousand, six hundred six".