1346666681468 has 12 divisors (see below), whose sum is σ = 2362819872000. Its totient is φ = 671575289472.

The previous prime is 1346666681453. The next prime is 1346666681471. The reversal of 1346666681468 is 8641866666431.

It is a super-3 number, since 3×1346666681468³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439511093 + ... + 439514156.

It is an arithmetic number, because the mean of its divisors is an integer number (196901656000).

Almost surely, 2^{1346666681468} is an apocalyptic number.

It is an amenable number.

1346666681468 is a deficient number, since it is larger than the sum of its proper divisors (1016153190532).

1346666681468 is a wasteful number, since it uses less digits than its factorization.

1346666681468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879025636 (or 879025634 counting only the distinct ones).

The product of its digits is 143327232, while the sum is 65.

The spelling of 1346666681468 in words is "one trillion, three hundred forty-six billion, six hundred sixty-six million, six hundred eighty-one thousand, four hundred sixty-eight".