550150216722 has 24 divisors (see below), whose sum is σ = 1193146089564. Its totient is φ = 183205874304.

The previous prime is 550150216711. The next prime is 550150216739. The reversal of 550150216722 is 227612051055.

550150216722 is a `hidden beast` number, since 5 + 501 + 50 + 21 + 67 + 22 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 477562541481 + 72587675241 = 691059^2 + 269421^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14775163 + ... + 14812350.

Almost surely, 2^550150216722 is an apocalyptic number.

550150216722 is an abundant number, since it is smaller than the sum of its proper divisors (642995872842).

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

550150216722 is a wasteful number, since it uses less digits than its factorization.

550150216722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29588554 (or 29588551 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

Adding to 550150216722 its reverse (227612051055), we get a palindrome (777762267777).

The spelling of 550150216722 in words is "five hundred fifty billion, one hundred fifty million, two hundred sixteen thousand, seven hundred twenty-two".