1420044441144 has 32 divisors (see below), whose sum is σ = 4057269832320. Its totient is φ = 405726983136.

The previous prime is 1420044441139. The next prime is 1420044441161. The reversal of 1420044441144 is 4411444400241.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 4226322574 + ... + 4226322909.

It is an arithmetic number, because the mean of its divisors is an integer number (126789682260).

Almost surely, 2^{1420044441144} is an apocalyptic number.

1420044441144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1420044441144 is an abundant number, since it is smaller than the sum of its proper divisors (2637225391176).

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

1420044441144 is a wasteful number, since it uses less digits than its factorization.

1420044441144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8452645499 (or 8452645495 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 33.

Adding to 1420044441144 its reverse (4411444400241), we get a palindrome (5831488841385).

The spelling of 1420044441144 in words is "one trillion, four hundred twenty billion, forty-four million, four hundred forty-one thousand, one hundred forty-four".