550605506005 has 16 divisors (see below), whose sum is σ = 661921899120. Its totient is φ = 439688189952.

The previous prime is 550605505951. The next prime is 550605506023. The reversal of 550605506005 is 500605506055.

It can be written as a sum of positive squares in 8 ways, for example, as 2853055396 + 547752450609 = 53414^2 + 740103^2 .

It is a cyclic number.

It is not a de Polignac number, because 550605506005 - 2¹⁵ = 550605473237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6994927 + ... + 7073203.

It is an arithmetic number, because the mean of its divisors is an integer number (41370118695).

Almost surely, 2^550605506005 is an apocalyptic number.

It is an amenable number.

550605506005 is a deficient number, since it is larger than the sum of its proper divisors (111316393115).

550605506005 is a wasteful number, since it uses less digits than its factorization.

550605506005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80808.

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

The spelling of 550605506005 in words is "five hundred fifty billion, six hundred five million, five hundred six thousand, five".