352220062568 has 48 divisors (see below), whose sum is σ = 727167309540. Its totient is φ = 159822305280.

The previous prime is 352220062559. The next prime is 352220062631. The reversal of 352220062568 is 865260022253.

It can be written as a sum of positive squares in 2 ways, for example, as 209216589604 + 143003472964 = 457402^2 + 378158^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 243230 + ... + 873842.

Almost surely, 2^352220062568 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 352220062568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363583654770).

352220062568 is an abundant number, since it is smaller than the sum of its proper divisors (374947246972).

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

352220062568 is a wasteful number, since it uses less digits than its factorization.

352220062568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631218 (or 631203 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 352220062568 in words is "three hundred fifty-two billion, two hundred twenty million, sixty-two thousand, five hundred sixty-eight".