550555610606 has 4 divisors (see below), whose sum is σ = 825833415912. Its totient is φ = 275277805302.

The previous prime is 550555610599. The next prime is 550555610611. The reversal of 550555610606 is 606016555055.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×550555610606² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137638902650 + ... + 137638902653.

It is an arithmetic number, because the mean of its divisors is an integer number (206458353978).

Almost surely, 2^550555610606 is an apocalyptic number.

550555610606 is a deficient number, since it is larger than the sum of its proper divisors (275277805306).

550555610606 is a wasteful number, since it uses less digits than its factorization.

550555610606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275277805305.

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 550555610606 in words is "five hundred fifty billion, five hundred fifty-five million, six hundred ten thousand, six hundred six".