1444000068140 has 48 divisors (see below), whose sum is σ = 3465785401344. Its totient is φ = 495059275200.

The previous prime is 1444000068139. The next prime is 1444000068167. The reversal of 1444000068140 is 418600004441.

It is a junction number, because it is equal to n+sod(n) for n = 1444000068097 and 1444000068106.

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 15 ways as a sum of consecutive naturals, for example, 2448785 + ... + 2980695.

It is an arithmetic number, because the mean of its divisors is an integer number (72203862528).

Almost surely, 2^{1444000068140} is an apocalyptic number.

1444000068140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1444000068140 is an abundant number, since it is smaller than the sum of its proper divisors (2021785333204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1444000068140 is a wasteful number, since it uses less digits than its factorization.

1444000068140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551318 (or 551316 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The spelling of 1444000068140 in words is "one trillion, four hundred forty-four billion, sixty-eight thousand, one hundred forty".