550617823623252 has 288 divisors, whose sum is σ = 1707822908854272. Its totient is φ = 134872702272000.

The previous prime is 550617823623211. The next prime is 550617823623349. The reversal of 550617823623252 is 252326328716055.

It is a junction number, because it is equal to n+sod(n) for n = 550617823623192 and 550617823623201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10752 + ... + 33184872.

It is an arithmetic number, because the mean of its divisors is an integer number (5929940655744).

Almost surely, 2^{550617823623252} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550617823623252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (853911454427136).

550617823623252 is an abundant number, since it is smaller than the sum of its proper divisors (1157205085231020).

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

550617823623252 is a wasteful number, since it uses less digits than its factorization.

550617823623252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33174251 (or 33174238 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 57.

The spelling of 550617823623252 in words is "five hundred fifty trillion, six hundred seventeen billion, eight hundred twenty-three million, six hundred twenty-three thousand, two hundred fifty-two".