1366006650443 has 8 divisors (see below), whose sum is σ = 1447049091600. Its totient is φ = 1285040776960.

The previous prime is 1366006650439. The next prime is 1366006650499. The reversal of 1366006650443 is 3440566006631.

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

It is a cyclic number.

It is not a de Polignac number, because 1366006650443 - 2² = 1366006650439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1366006650394 and 1366006650403.

It is not an unprimeable number, because it can be changed into a prime (1366006650143) 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, 19105178 + ... + 19176543.

It is an arithmetic number, because the mean of its divisors is an integer number (180881136450).

Almost surely, 2^{1366006650443} is an apocalyptic number.

1366006650443 is a deficient number, since it is larger than the sum of its proper divisors (81042441157).

1366006650443 is a wasteful number, since it uses less digits than its factorization.

1366006650443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38283837.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 1366006650443 in words is "one trillion, three hundred sixty-six billion, six million, six hundred fifty thousand, four hundred forty-three".