550215261606 has 16 divisors (see below), whose sum is σ = 1105278237504. Its totient is φ = 182597134824.

The previous prime is 550215261569. The next prime is 550215261619. The reversal of 550215261606 is 606162512055.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201986620 + ... + 201989343.

It is an arithmetic number, because the mean of its divisors is an integer number (69079889844).

Almost surely, 2^550215261606 is an apocalyptic number.

550215261606 is an abundant number, since it is smaller than the sum of its proper divisors (555062975898).

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

550215261606 is a wasteful number, since it uses less digits than its factorization.

550215261606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403976195.

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 550215261606 in words is "five hundred fifty billion, two hundred fifteen million, two hundred sixty-one thousand, six hundred six".