352421501524225 has 12 divisors (see below), whose sum is σ = 499431613588864. Its totient is φ = 241660458187920.

The previous prime is 352421501524223. The next prime is 352421501524231. The reversal of 352421501524225 is 522425105124253.

It is not a de Polignac number, because 352421501524225 - 2¹ = 352421501524223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352421501524223) by changing a digit.

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, 1006918575609 + ... + 1006918575958.

Almost surely, 2^{352421501524225} is an apocalyptic number.

352421501524225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

352421501524225 is a deficient number, since it is larger than the sum of its proper divisors (147010112064639).

352421501524225 is a wasteful number, since it uses less digits than its factorization.

352421501524225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2013837151584 (or 2013837151579 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 43.

Adding to 352421501524225 its reverse (522425105124253), we get a palindrome (874846606648478).

The spelling of 352421501524225 in words is "three hundred fifty-two trillion, four hundred twenty-one billion, five hundred one million, five hundred twenty-four thousand, two hundred twenty-five".