1340704677066 has 8 divisors (see below), whose sum is σ = 2681409354144. Its totient is φ = 446901559020.

The previous prime is 1340704677049. The next prime is 1340704677113. The reversal of 1340704677066 is 6607764070431.

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

1340704677066 is an admirable number.

It is a super-2 number, since 2×1340704677066² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111725389750 + ... + 111725389761.

It is an arithmetic number, because the mean of its divisors is an integer number (335176169268).

Almost surely, 2^{1340704677066} is an apocalyptic number.

1340704677066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1340704677066 is a wasteful number, since it uses less digits than its factorization.

1340704677066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223450779516.

The product of its (nonzero) digits is 3556224, while the sum is 51.

The spelling of 1340704677066 in words is "one trillion, three hundred forty billion, seven hundred four million, six hundred seventy-seven thousand, sixty-six".