1366703442646 has 8 divisors (see below), whose sum is σ = 2068863009840. Its totient is φ = 677082439368.

The previous prime is 1366703442631. The next prime is 1366703442647. The reversal of 1366703442646 is 6462443076631.

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

It is a super-2 number, since 2×1366703442646² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1366703442593 and 1366703442602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366703442647) 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, 3134640706 + ... + 3134641141.

It is an arithmetic number, because the mean of its divisors is an integer number (258607876230).

Almost surely, 2^{1366703442646} is an apocalyptic number.

1366703442646 is a deficient number, since it is larger than the sum of its proper divisors (702159567194).

1366703442646 is a wasteful number, since it uses less digits than its factorization.

1366703442646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6269281958.

The product of its (nonzero) digits is 10450944, while the sum is 52.

The spelling of 1366703442646 in words is "one trillion, three hundred sixty-six billion, seven hundred three million, four hundred forty-two thousand, six hundred forty-six".