1343677446681 has 8 divisors (see below), whose sum is σ = 1794288550560. Its totient is φ = 894425653632.

The previous prime is 1343677446599. The next prime is 1343677446733. The reversal of 1343677446681 is 1866447763431.

It is a happy number.

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

It is not a de Polignac number, because 1343677446681 - 2¹⁰ = 1343677445657 is a prime.

It is a super-2 number, since 2×1343677446681² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1343677446781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339825400 + ... + 339829353.

It is an arithmetic number, because the mean of its divisors is an integer number (224286068820).

Almost surely, 2^{1343677446681} is an apocalyptic number.

It is an amenable number.

1343677446681 is a deficient number, since it is larger than the sum of its proper divisors (450611103879).

1343677446681 is an equidigital number, since it uses as much as digits as its factorization.

1343677446681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679655415.

The product of its digits is 48771072, while the sum is 60.

The spelling of 1343677446681 in words is "one trillion, three hundred forty-three billion, six hundred seventy-seven million, four hundred forty-six thousand, six hundred eighty-one".