350500473220 has 24 divisors (see below), whose sum is σ = 737661627864. Its totient is φ = 139893401856.

The previous prime is 350500473151. The next prime is 350500473227. The reversal of 350500473220 is 22374005053.

It can be written as a sum of positive squares in 4 ways, for example, as 177672366144 + 172828107076 = 421512^2 + 415726^2 .

It is not an unprimeable number, because it can be changed into a prime (350500473227) 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, 19164847 + ... + 19183126.

It is an arithmetic number, because the mean of its divisors is an integer number (30735901161).

Almost surely, 2^350500473220 is an apocalyptic number.

It is an amenable number.

350500473220 is an abundant number, since it is smaller than the sum of its proper divisors (387161154644).

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

350500473220 is a wasteful number, since it uses less digits than its factorization.

350500473220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38348439 (or 38348437 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 31.

Adding to 350500473220 its reverse (22374005053), we get a palindrome (372874478273).

The spelling of 350500473220 in words is "three hundred fifty billion, five hundred million, four hundred seventy-three thousand, two hundred twenty".