352594421568 has 84 divisors (see below), whose sum is σ = 1011274396548. Its totient is φ = 117458657280.

The previous prime is 352594421561. The next prime is 352594421579. The reversal of 352594421568 is 865124495253.

352594421568 is a `hidden beast` number, since 3 + 5 + 2 + 59 + 4 + 4 + 21 + 568 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 205470010944 + 147124410624 = 453288^2 + 383568^2 .

It is a super-2 number, since 2×352594421568² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352594421561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 744880 + ... + 1122512.

Almost surely, 2^352594421568 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 352594421568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (505637198274).

352594421568 is an abundant number, since it is smaller than the sum of its proper divisors (658679974980).

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

352594421568 is a wasteful number, since it uses less digits than its factorization.

352594421568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379272 (or 379259 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 54.

The spelling of 352594421568 in words is "three hundred fifty-two billion, five hundred ninety-four million, four hundred twenty-one thousand, five hundred sixty-eight".