351296305345 has 32 divisors (see below), whose sum is σ = 426841148448. Its totient is φ = 277539944448.

The previous prime is 351296305331. The next prime is 351296305357. The reversal of 351296305345 is 543503692153.

It can be written as a sum of positive squares in 16 ways, for example, as 137053222849 + 214243082496 = 370207^2 + 462864^2 .

It is a cyclic number.

It is not a de Polignac number, because 351296305345 - 2¹⁵ = 351296272577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 351296305295 and 351296305304.

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 31 ways as a sum of consecutive naturals, for example, 123825267 + ... + 123828103.

It is an arithmetic number, because the mean of its divisors is an integer number (13338785889).

Almost surely, 2^351296305345 is an apocalyptic number.

It is an amenable number.

351296305345 is a deficient number, since it is larger than the sum of its proper divisors (75544843103).

351296305345 is a wasteful number, since it uses less digits than its factorization.

351296305345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3909.

The product of its (nonzero) digits is 1458000, while the sum is 46.

Adding to 351296305345 its reverse (543503692153), we get a palindrome (894799997498).

The spelling of 351296305345 in words is "three hundred fifty-one billion, two hundred ninety-six million, three hundred five thousand, three hundred forty-five".