1444804781102 has 16 divisors (see below), whose sum is σ = 2237192179200. Its totient is φ = 699075619320.

The previous prime is 1444804781093. The next prime is 1444804781107. The reversal of 1444804781102 is 2011874084441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444804781107) by changing a digit.

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, 1547549 + ... + 2298807.

It is an arithmetic number, because the mean of its divisors is an integer number (139824511200).

Almost surely, 2^{1444804781102} is an apocalyptic number.

1444804781102 is a deficient number, since it is larger than the sum of its proper divisors (792387398098).

1444804781102 is a wasteful number, since it uses less digits than its factorization.

1444804781102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782311.

The product of its (nonzero) digits is 229376, while the sum is 44.

The spelling of 1444804781102 in words is "one trillion, four hundred forty-four billion, eight hundred four million, seven hundred eighty-one thousand, one hundred two".