550565065560 has 64 divisors (see below), whose sum is σ = 1664303604480. Its totient is φ = 145696603520.

The previous prime is 550565065541. The next prime is 550565065573. The reversal of 550565065560 is 65560565055.

It is a super-2 number, since 2×550565065560² (a number of 24 digits) contains 22 as substring.

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, 17495892 + ... + 17527331.

It is an arithmetic number, because the mean of its divisors is an integer number (26004743820).

Almost surely, 2^550565065560 is an apocalyptic number.

It is an amenable number.

550565065560 is an abundant number, since it is smaller than the sum of its proper divisors (1113738538920).

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

550565065560 is a wasteful number, since it uses less digits than its factorization.

550565065560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35023368 (or 35023364 counting only the distinct ones).

The product of its (nonzero) digits is 3375000, while the sum is 48.

The spelling of 550565065560 in words is "five hundred fifty billion, five hundred sixty-five million, sixty-five thousand, five hundred sixty".