352305404225 has 6 divisors (see below), whose sum is σ = 436858701270. Its totient is φ = 281844323360.

The previous prime is 352305404201. The next prime is 352305404329. The reversal of 352305404225 is 522404503253.

It can be written as a sum of positive squares in 3 ways, for example, as 332551696 + 351972852529 = 18236^2 + 593273^2 .

It is not a de Polignac number, because 352305404225 - 2¹² = 352305400129 is a prime.

It is a super-2 number, since 2×352305404225² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7046108060 + ... + 7046108109.

It is an arithmetic number, because the mean of its divisors is an integer number (72809783545).

Almost surely, 2^352305404225 is an apocalyptic number.

It is an amenable number.

352305404225 is a deficient number, since it is larger than the sum of its proper divisors (84553297045).

352305404225 is a wasteful number, since it uses less digits than its factorization.

352305404225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14092216179 (or 14092216174 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 352305404225 its reverse (522404503253), we get a palindrome (874709907478).

The spelling of 352305404225 in words is "three hundred fifty-two billion, three hundred five million, four hundred four thousand, two hundred twenty-five".