550605501011 has 16 divisors (see below), whose sum is σ = 590147951904. Its totient is φ = 511860678144.

The previous prime is 550605501001. The next prime is 550605501037. The reversal of 550605501011 is 110105506055.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 550605501011 - 2⁶ = 550605500947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550605501001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6750605 + ... + 6831681.

It is an arithmetic number, because the mean of its divisors is an integer number (36884246994).

Almost surely, 2^550605501011 is an apocalyptic number.

550605501011 is a deficient number, since it is larger than the sum of its proper divisors (39542450893).

550605501011 is a wasteful number, since it uses less digits than its factorization.

550605501011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85990.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 550605501011 in words is "five hundred fifty billion, six hundred five million, five hundred one thousand, eleven".