1443240643366 has 16 divisors (see below), whose sum is σ = 2234741806080. Its totient is φ = 698327679240.

The previous prime is 1443240643333. The next prime is 1443240643379. The reversal of 1443240643366 is 6633460423441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3127645 + ... + 3559303.

It is an arithmetic number, because the mean of its divisors is an integer number (139671362880).

Almost surely, 2^{1443240643366} is an apocalyptic number.

1443240643366 is a deficient number, since it is larger than the sum of its proper divisors (791501162714).

1443240643366 is a wasteful number, since it uses less digits than its factorization.

1443240643366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485619.

The product of its (nonzero) digits is 2985984, while the sum is 46.

The spelling of 1443240643366 in words is "one trillion, four hundred forty-three billion, two hundred forty million, six hundred forty-three thousand, three hundred sixty-six".