1444804681514 has 4 divisors (see below), whose sum is σ = 2167207022274. Its totient is φ = 722402340756.

The previous prime is 1444804681469. The next prime is 1444804681553. The reversal of 1444804681514 is 4151864084441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1111664466025 + 333140215489 = 1054355^2 + 577183^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361201170377 + ... + 361201170380.

Almost surely, 2^{1444804681514} is an apocalyptic number.

1444804681514 is a deficient number, since it is larger than the sum of its proper divisors (722402340760).

1444804681514 is an equidigital number, since it uses as much as digits as its factorization.

1444804681514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722402340759.

The product of its (nonzero) digits is 1966080, while the sum is 50.

The spelling of 1444804681514 in words is "one trillion, four hundred forty-four billion, eight hundred four million, six hundred eighty-one thousand, five hundred fourteen".