1366701381747 has 12 divisors (see below), whose sum is σ = 2125979927344. Its totient is φ = 841047004080.

The previous prime is 1366701381739. The next prime is 1366701381797. The reversal of 1366701381747 is 7471831076631.

It is a happy number.

1366701381747 is a `hidden beast` number, since 136 + 67 + 0 + 1 + 381 + 74 + 7 = 666.

It is not a de Polignac number, because 1366701381747 - 2³ = 1366701381739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1366701381693 and 1366701381702.

It is not an unprimeable number, because it can be changed into a prime (1366701381797) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5840604079 + ... + 5840604312.

Almost surely, 2^{1366701381747} is an apocalyptic number.

1366701381747 is a deficient number, since it is larger than the sum of its proper divisors (759278545597).

1366701381747 is a wasteful number, since it uses less digits than its factorization.

1366701381747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11681208410 (or 11681208407 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 54.

The spelling of 1366701381747 in words is "one trillion, three hundred sixty-six billion, seven hundred one million, three hundred eighty-one thousand, seven hundred forty-seven".