351444431325345 has 16 divisors (see below), whose sum is σ = 562334744041152. Its totient is φ = 187429145400000.

The previous prime is 351444431325343. The next prime is 351444431325469. The reversal of 351444431325345 is 543523134444153.

It is not a de Polignac number, because 351444431325345 - 2¹ = 351444431325343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (351444431325343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492421531 + ... + 493134720.

It is an arithmetic number, because the mean of its divisors is an integer number (35145921502572).

Almost surely, 2^{351444431325345} is an apocalyptic number.

It is an amenable number.

351444431325345 is a deficient number, since it is larger than the sum of its proper divisors (210890312715807).

351444431325345 is a wasteful number, since it uses less digits than its factorization.

351444431325345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985580032.

The product of its digits is 20736000, while the sum is 51.

Adding to 351444431325345 its reverse (543523134444153), we get a palindrome (894967565769498).

The spelling of 351444431325345 in words is "three hundred fifty-one trillion, four hundred forty-four billion, four hundred thirty-one million, three hundred twenty-five thousand, three hundred forty-five".