550884128344 has 32 divisors (see below), whose sum is σ = 1126921190400. Its totient is φ = 250376821920.

The previous prime is 550884128269. The next prime is 550884128363. The reversal of 550884128344 is 443821488055.

It is a super-2 number, since 2×550884128344² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550884128291 and 550884128300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585889 + ... + 1202095.

It is an arithmetic number, because the mean of its divisors is an integer number (35216287200).

Almost surely, 2^550884128344 is an apocalyptic number.

It is an amenable number.

550884128344 is an abundant number, since it is smaller than the sum of its proper divisors (576037062056).

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

550884128344 is a wasteful number, since it uses less digits than its factorization.

550884128344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626383 (or 626379 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 52.

The spelling of 550884128344 in words is "five hundred fifty billion, eight hundred eighty-four million, one hundred twenty-eight thousand, three hundred forty-four".