1340301216346 has 8 divisors (see below), whose sum is σ = 2010481247124. Its totient is φ = 670140800640.

The previous prime is 1340301216341. The next prime is 1340301216349. The reversal of 1340301216346 is 6436121030431.

It can be written as a sum of positive squares in 2 ways, for example, as 1184386007025 + 155915209321 = 1088295^2 + 394861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1340301216341) 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, 4731735 + ... + 5006986.

Almost surely, 2^{1340301216346} is an apocalyptic number.

1340301216346 is a deficient number, since it is larger than the sum of its proper divisors (670180030778).

1340301216346 is an equidigital number, since it uses as much as digits as its factorization.

1340301216346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9807536.

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 1340301216346 its reverse (6436121030431), we get a palindrome (7776422246777).

The spelling of 1340301216346 in words is "one trillion, three hundred forty billion, three hundred one million, two hundred sixteen thousand, three hundred forty-six".