550530635405 has 16 divisors (see below), whose sum is σ = 682417242624. Its totient is φ = 425923755840.

The previous prime is 550530635401. The next prime is 550530635407. The reversal of 550530635405 is 504536035055.

It is not a de Polignac number, because 550530635405 - 2² = 550530635401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550530635401) 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, 997019 + ... + 1447448.

It is an arithmetic number, because the mean of its divisors is an integer number (42651077664).

Almost surely, 2^550530635405 is an apocalyptic number.

It is an amenable number.

550530635405 is a deficient number, since it is larger than the sum of its proper divisors (131886607219).

550530635405 is a wasteful number, since it uses less digits than its factorization.

550530635405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445956.

The product of its (nonzero) digits is 675000, while the sum is 41.

The spelling of 550530635405 in words is "five hundred fifty billion, five hundred thirty million, six hundred thirty-five thousand, four hundred five".