351363631643 has 2 divisors, whose sum is σ = 351363631644. Its totient is φ = 351363631642.

The previous prime is 351363631523. The next prime is 351363631673. The reversal of 351363631643 is 346136363153.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 351363631643 - 2¹⁴ = 351363615259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 351363631594 and 351363631603.

It is not a weakly prime, because it can be changed into another prime (351363631673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175681815821 + 175681815822.

It is an arithmetic number, because the mean of its divisors is an integer number (175681815822).

Almost surely, 2^351363631643 is an apocalyptic number.

351363631643 is a deficient number, since it is larger than the sum of its proper divisors (1).

351363631643 is an equidigital number, since it uses as much as digits as its factorization.

351363631643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1049760, while the sum is 44.

Adding to 351363631643 its reverse (346136363153), we get a palindrome (697499994796).

The spelling of 351363631643 in words is "three hundred fifty-one billion, three hundred sixty-three million, six hundred thirty-one thousand, six hundred forty-three".