351085344287 has 4 divisors (see below), whose sum is σ = 357709596120. Its totient is φ = 344461092456.

The previous prime is 351085344277. The next prime is 351085344289. The reversal of 351085344287 is 782443580153.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 351085344287 - 2¹⁸ = 351085082143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351085344289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3312125837 + ... + 3312125942.

It is an arithmetic number, because the mean of its divisors is an integer number (89427399030).

Almost surely, 2^351085344287 is an apocalyptic number.

351085344287 is a deficient number, since it is larger than the sum of its proper divisors (6624251833).

351085344287 is an equidigital number, since it uses as much as digits as its factorization.

351085344287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6624251832.

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 351085344287 in words is "three hundred fifty-one billion, eighty-five million, three hundred forty-four thousand, two hundred eighty-seven".