1244400300330 has 64 divisors (see below), whose sum is σ = 3258175449600. Its totient is φ = 301662688320.

The previous prime is 1244400300287. The next prime is 1244400300379. The reversal of 1244400300330 is 330030044421.

It is a super-2 number, since 2×1244400300330² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1244400300330.

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 31 ways as a sum of consecutive naturals, for example, 15886401 + ... + 15964539.

It is an arithmetic number, because the mean of its divisors is an integer number (50908991400).

Almost surely, 2^{1244400300330} is an apocalyptic number.

1244400300330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1244400300330 is an abundant number, since it is smaller than the sum of its proper divisors (2013775149270).

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

1244400300330 is a wasteful number, since it uses less digits than its factorization.

1244400300330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126419.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 1244400300330 its reverse (330030044421), we get a palindrome (1574430344751).

The spelling of 1244400300330 in words is "one trillion, two hundred forty-four billion, four hundred million, three hundred thousand, three hundred thirty".