1441213333640 has 128 divisors (see below), whose sum is σ = 3527926034400. Its totient is φ = 527663185920.

The previous prime is 1441213333639. The next prime is 1441213333687. The reversal of 1441213333640 is 463333121441.

It can be written as a sum of positive squares in 16 ways, for example, as 429446923684 + 1011766409956 = 655322^2 + 1005866^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1441213333640.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58887326 + ... + 58911794.

Almost surely, 2^{1441213333640} is an apocalyptic number.

1441213333640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1441213333640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1763963017200).

1441213333640 is an abundant number, since it is smaller than the sum of its proper divisors (2086712700760).

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

1441213333640 is a wasteful number, since it uses less digits than its factorization.

1441213333640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26875 (or 26871 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 1441213333640 in words is "one trillion, four hundred forty-one billion, two hundred thirteen million, three hundred thirty-three thousand, six hundred forty".