550215244032 has 72 divisors (see below), whose sum is σ = 1466653673184. Its totient is φ = 183119683584.

The previous prime is 550215243967. The next prime is 550215244037. The reversal of 550215244032 is 230442512055.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 550215243984 and 550215244002.

It is not an unprimeable number, because it can be changed into a prime (550215244037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63273 + ... + 1050920.

Almost surely, 2^550215244032 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 550215244032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (733326836592).

550215244032 is an abundant number, since it is smaller than the sum of its proper divisors (916438429152).

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

550215244032 is a wasteful number, since it uses less digits than its factorization.

550215244032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114855 (or 1114841 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 550215244032 its reverse (230442512055), we get a palindrome (780657756087).

The spelling of 550215244032 in words is "five hundred fifty billion, two hundred fifteen million, two hundred forty-four thousand, thirty-two".