1444224264140 has 96 divisors (see below), whose sum is σ = 3595064667264. Its totient is φ = 477009561600.

The previous prime is 1444224264127. The next prime is 1444224264157. The reversal of 1444224264140 is 414624224441.

It is a junction number, because it is equal to n+sod(n) for n = 1444224264094 and 1444224264103.

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 in 31 ways as a sum of consecutive naturals, for example, 857057 + ... + 1903416.

It is an arithmetic number, because the mean of its divisors is an integer number (37448590284).

Almost surely, 2^{1444224264140} is an apocalyptic number.

1444224264140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1444224264140 is an abundant number, since it is smaller than the sum of its proper divisors (2150840403124).

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

1444224264140 is a wasteful number, since it uses less digits than its factorization.

1444224264140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760627 (or 2760625 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 38.

Adding to 1444224264140 its reverse (414624224441), we get a palindrome (1858848488581).

The spelling of 1444224264140 in words is "one trillion, four hundred forty-four billion, two hundred twenty-four million, two hundred sixty-four thousand, one hundred forty".