1442855735866 has 8 divisors (see below), whose sum is σ = 2164293765504. Its totient is φ = 721424480700.

The previous prime is 1442855735861. The next prime is 1442855735899. The reversal of 1442855735866 is 6685375582441.

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

It is a junction number, because it is equal to n+sod(n) for n = 1442855735798 and 1442855735807.

It is not an unprimeable number, because it can be changed into a prime (1442855735861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1122660 + ... + 2036191.

It is an arithmetic number, because the mean of its divisors is an integer number (270536720688).

Almost surely, 2^{1442855735866} is an apocalyptic number.

1442855735866 is a deficient number, since it is larger than the sum of its proper divisors (721438029638).

1442855735866 is a wasteful number, since it uses less digits than its factorization.

1442855735866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3387236.

The product of its digits is 193536000, while the sum is 64.

The spelling of 1442855735866 in words is "one trillion, four hundred forty-two billion, eight hundred fifty-five million, seven hundred thirty-five thousand, eight hundred sixty-six".